Home / 870,725.43-1,306,592.51-365,241.42

Finding the Fourth Proportional to 870,725.43, 1,306,592.51 and 365,241.42

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Solution

The fourth proportional to 870,725.43, 1,306,592.51 and 365,241.42 is: 548,073.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    870,725.43 : 1,306,592.51 = 365,241.42 : x
  2. Step 2: Convert to fraction form
    870,725.43/1,306,592.51 = 365,241.42/x
  3. Step 3: Cross multiply
    870,725.43x = 1,306,592.51 × 365,241.42
  4. Step 4: Simplify right side
    870,725.43x = 477,221,701,887.56
  5. Step 5: Solve for x
    x = 477,221,701,887.56/870,725.43
  6. Step 6: Final answer
    x = 548,073.69

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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.