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Finding the Fourth Proportional to 637,304.22, 955,064.25 and 479,347.74

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Solution

The fourth proportional to 637,304.22, 955,064.25 and 479,347.74 is: 718,350.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,304.22 : 955,064.25 = 479,347.74 : x
  2. Step 2: Convert to fraction form
    637,304.22/955,064.25 = 479,347.74/x
  3. Step 3: Cross multiply
    637,304.22x = 955,064.25 × 479,347.74
  4. Step 4: Simplify right side
    637,304.22x = 457,807,889,792.30
  5. Step 5: Solve for x
    x = 457,807,889,792.30/637,304.22
  6. Step 6: Final answer
    x = 718,350.63

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1.5x scale

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.