Home / 729,597.47-1,006,861.46-457,676.82

Finding the Fourth Proportional to 729,597.47, 1,006,861.46 and 457,676.82

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Solution

The fourth proportional to 729,597.47, 1,006,861.46 and 457,676.82 is: 631,604.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,597.47 : 1,006,861.46 = 457,676.82 : x
  2. Step 2: Convert to fraction form
    729,597.47/1,006,861.46 = 457,676.82/x
  3. Step 3: Cross multiply
    729,597.47x = 1,006,861.46 × 457,676.82
  4. Step 4: Simplify right side
    729,597.47x = 460,817,148,904.97
  5. Step 5: Solve for x
    x = 460,817,148,904.97/729,597.47
  6. Step 6: Final answer
    x = 631,604.65

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1.5x scale

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.