Home / 730,462.02-1,008,018.25-408,174.76

Finding the Fourth Proportional to 730,462.02, 1,008,018.25 and 408,174.76

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Solution

The fourth proportional to 730,462.02, 1,008,018.25 and 408,174.76 is: 563,270.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,462.02 : 1,008,018.25 = 408,174.76 : x
  2. Step 2: Convert to fraction form
    730,462.02/1,008,018.25 = 408,174.76/x
  3. Step 3: Cross multiply
    730,462.02x = 1,008,018.25 × 408,174.76
  4. Step 4: Simplify right side
    730,462.02x = 411,447,607,269.37
  5. Step 5: Solve for x
    x = 411,447,607,269.37/730,462.02
  6. Step 6: Final answer
    x = 563,270.36

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.