Home / 748,468.77-1,122,687.03-208,710.66

Finding the Fourth Proportional to 748,468.77, 1,122,687.03 and 208,710.66

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Solution

The fourth proportional to 748,468.77, 1,122,687.03 and 208,710.66 is: 313,061.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,468.77 : 1,122,687.03 = 208,710.66 : x
  2. Step 2: Convert to fraction form
    748,468.77/1,122,687.03 = 208,710.66/x
  3. Step 3: Cross multiply
    748,468.77x = 1,122,687.03 × 208,710.66
  4. Step 4: Simplify right side
    748,468.77x = 234,316,754,594.12
  5. Step 5: Solve for x
    x = 234,316,754,594.12/748,468.77
  6. Step 6: Final answer
    x = 313,061.50

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Double scale
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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.