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Finding the Fourth Proportional to 453,480.07, 625,817.34 and 249,545.74

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Solution

The fourth proportional to 453,480.07, 625,817.34 and 249,545.74 is: 344,381.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,480.07 : 625,817.34 = 249,545.74 : x
  2. Step 2: Convert to fraction form
    453,480.07/625,817.34 = 249,545.74/x
  3. Step 3: Cross multiply
    453,480.07x = 625,817.34 × 249,545.74
  4. Step 4: Simplify right side
    453,480.07x = 156,170,049,063.89
  5. Step 5: Solve for x
    x = 156,170,049,063.89/453,480.07
  6. Step 6: Final answer
    x = 344,381.29

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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.