Home / 729,934.31-1,007,306.02-403,247.41

Finding the Fourth Proportional to 729,934.31, 1,007,306.02 and 403,247.41

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Solution

The fourth proportional to 729,934.31, 1,007,306.02 and 403,247.41 is: 556,479.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,934.31 : 1,007,306.02 = 403,247.41 : x
  2. Step 2: Convert to fraction form
    729,934.31/1,007,306.02 = 403,247.41/x
  3. Step 3: Cross multiply
    729,934.31x = 1,007,306.02 × 403,247.41
  4. Step 4: Simplify right side
    729,934.31x = 406,193,545,405.60
  5. Step 5: Solve for x
    x = 406,193,545,405.60/729,934.31
  6. Step 6: Final answer
    x = 556,479.59

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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.