Home / 724,812.60-1,085,145.30-444,876.60

Finding the Fourth Proportional to 724,812.60, 1,085,145.30 and 444,876.60

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Solution

The fourth proportional to 724,812.60, 1,085,145.30 and 444,876.60 is: 666,042.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,812.60 : 1,085,145.30 = 444,876.60 : x
  2. Step 2: Convert to fraction form
    724,812.60/1,085,145.30 = 444,876.60/x
  3. Step 3: Cross multiply
    724,812.60x = 1,085,145.30 × 444,876.60
  4. Step 4: Simplify right side
    724,812.60x = 482,755,751,569.98
  5. Step 5: Solve for x
    x = 482,755,751,569.98/724,812.60
  6. Step 6: Final answer
    x = 666,042.16

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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.