Home / 731,545.56-1,097,411.83-282,394.95

Finding the Fourth Proportional to 731,545.56, 1,097,411.83 and 282,394.95

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Solution

The fourth proportional to 731,545.56, 1,097,411.83 and 282,394.95 is: 423,628.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,545.56 : 1,097,411.83 = 282,394.95 : x
  2. Step 2: Convert to fraction form
    731,545.56/1,097,411.83 = 282,394.95/x
  3. Step 3: Cross multiply
    731,545.56x = 1,097,411.83 × 282,394.95
  4. Step 4: Simplify right side
    731,545.56x = 309,903,558,862.26
  5. Step 5: Solve for x
    x = 309,903,558,862.26/731,545.56
  6. Step 6: Final answer
    x = 423,628.51

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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.