Home / 731,275.02-1,097,281.56-331,660.92

Finding the Fourth Proportional to 731,275.02, 1,097,281.56 and 331,660.92

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Solution

The fourth proportional to 731,275.02, 1,097,281.56 and 331,660.92 is: 497,658.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,275.02 : 1,097,281.56 = 331,660.92 : x
  2. Step 2: Convert to fraction form
    731,275.02/1,097,281.56 = 331,660.92/x
  3. Step 3: Cross multiply
    731,275.02x = 1,097,281.56 × 331,660.92
  4. Step 4: Simplify right side
    731,275.02x = 363,925,411,688.64
  5. Step 5: Solve for x
    x = 363,925,411,688.64/731,275.02
  6. Step 6: Final answer
    x = 497,658.75

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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.