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Finding the Fourth Proportional to 466,064.10, 695,693.71 and 399,929.22

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Solution

The fourth proportional to 466,064.10, 695,693.71 and 399,929.22 is: 596,974.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,064.10 : 695,693.71 = 399,929.22 : x
  2. Step 2: Convert to fraction form
    466,064.10/695,693.71 = 399,929.22/x
  3. Step 3: Cross multiply
    466,064.10x = 695,693.71 × 399,929.22
  4. Step 4: Simplify right side
    466,064.10x = 278,228,237,321.09
  5. Step 5: Solve for x
    x = 278,228,237,321.09/466,064.10
  6. Step 6: Final answer
    x = 596,974.19

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.