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Finding the Fourth Proportional to 707,224.17, 975,990.48 and 435,448.86

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Solution

The fourth proportional to 707,224.17, 975,990.48 and 435,448.86 is: 600,932.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,224.17 : 975,990.48 = 435,448.86 : x
  2. Step 2: Convert to fraction form
    707,224.17/975,990.48 = 435,448.86/x
  3. Step 3: Cross multiply
    707,224.17x = 975,990.48 × 435,448.86
  4. Step 4: Simplify right side
    707,224.17x = 424,993,936,593.96
  5. Step 5: Solve for x
    x = 424,993,936,593.96/707,224.17
  6. Step 6: Final answer
    x = 600,932.42

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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.