Home / 730,614.66-1,008,254.16-408,338.34

Finding the Fourth Proportional to 730,614.66, 1,008,254.16 and 408,338.34

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Solution

The fourth proportional to 730,614.66, 1,008,254.16 and 408,338.34 is: 563,510.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,614.66 : 1,008,254.16 = 408,338.34 : x
  2. Step 2: Convert to fraction form
    730,614.66/1,008,254.16 = 408,338.34/x
  3. Step 3: Cross multiply
    730,614.66x = 1,008,254.16 × 408,338.34
  4. Step 4: Simplify right side
    730,614.66x = 411,708,829,992.49
  5. Step 5: Solve for x
    x = 411,708,829,992.49/730,614.66
  6. Step 6: Final answer
    x = 563,510.22

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Double scale
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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.