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Finding the Fourth Proportional to 453,339.96, 625,589.38 and 249,377.95

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Solution

The fourth proportional to 453,339.96, 625,589.38 and 249,377.95 is: 344,130.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,339.96 : 625,589.38 = 249,377.95 : x
  2. Step 2: Convert to fraction form
    453,339.96/625,589.38 = 249,377.95/x
  3. Step 3: Cross multiply
    453,339.96x = 625,589.38 × 249,377.95
  4. Step 4: Simplify right side
    453,339.96x = 156,008,194,700.94
  5. Step 5: Solve for x
    x = 156,008,194,700.94/453,339.96
  6. Step 6: Final answer
    x = 344,130.69

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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.