Home / 414,731.52-572,342.40-235,895.04

Finding the Fourth Proportional to 414,731.52, 572,342.40 and 235,895.04

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Solution

The fourth proportional to 414,731.52, 572,342.40 and 235,895.04 is: 325,542.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,731.52 : 572,342.40 = 235,895.04 : x
  2. Step 2: Convert to fraction form
    414,731.52/572,342.40 = 235,895.04/x
  3. Step 3: Cross multiply
    414,731.52x = 572,342.40 × 235,895.04
  4. Step 4: Simplify right side
    414,731.52x = 135,012,733,341.70
  5. Step 5: Solve for x
    x = 135,012,733,341.70/414,731.52
  6. Step 6: Final answer
    x = 325,542.49

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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.