Home / 724,623.59-1,087,073.45-292,375.34

Finding the Fourth Proportional to 724,623.59, 1,087,073.45 and 292,375.34

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Solution

The fourth proportional to 724,623.59, 1,087,073.45 and 292,375.34 is: 438,618.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,623.59 : 1,087,073.45 = 292,375.34 : x
  2. Step 2: Convert to fraction form
    724,623.59/1,087,073.45 = 292,375.34/x
  3. Step 3: Cross multiply
    724,623.59x = 1,087,073.45 × 292,375.34
  4. Step 4: Simplify right side
    724,623.59x = 317,833,464,844.29
  5. Step 5: Solve for x
    x = 317,833,464,844.29/724,623.59
  6. Step 6: Final answer
    x = 438,618.71

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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.