Home / 747,222.94-1,031,321.10-456,884.11

Finding the Fourth Proportional to 747,222.94, 1,031,321.10 and 456,884.11

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Solution

The fourth proportional to 747,222.94, 1,031,321.10 and 456,884.11 is: 630,593.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,222.94 : 1,031,321.10 = 456,884.11 : x
  2. Step 2: Convert to fraction form
    747,222.94/1,031,321.10 = 456,884.11/x
  3. Step 3: Cross multiply
    747,222.94x = 1,031,321.10 × 456,884.11
  4. Step 4: Simplify right side
    747,222.94x = 471,194,222,897.72
  5. Step 5: Solve for x
    x = 471,194,222,897.72/747,222.94
  6. Step 6: Final answer
    x = 630,593.89

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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.