Home / 740,366.10-1,109,901.15-502,938.90

Finding the Fourth Proportional to 740,366.10, 1,109,901.15 and 502,938.90

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Solution

The fourth proportional to 740,366.10, 1,109,901.15 and 502,938.90 is: 753,968.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,366.10 : 1,109,901.15 = 502,938.90 : x
  2. Step 2: Convert to fraction form
    740,366.10/1,109,901.15 = 502,938.90/x
  3. Step 3: Cross multiply
    740,366.10x = 1,109,901.15 × 502,938.90
  4. Step 4: Simplify right side
    740,366.10x = 558,212,463,489.74
  5. Step 5: Solve for x
    x = 558,212,463,489.74/740,366.10
  6. Step 6: Final answer
    x = 753,968.16

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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.