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Finding the Fourth Proportional to 575,979.94, 864,355.55 and 239,020.92

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Solution

The fourth proportional to 575,979.94, 864,355.55 and 239,020.92 is: 358,691.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,979.94 : 864,355.55 = 239,020.92 : x
  2. Step 2: Convert to fraction form
    575,979.94/864,355.55 = 239,020.92/x
  3. Step 3: Cross multiply
    575,979.94x = 864,355.55 × 239,020.92
  4. Step 4: Simplify right side
    575,979.94x = 206,599,058,768.11
  5. Step 5: Solve for x
    x = 206,599,058,768.11/575,979.94
  6. Step 6: Final answer
    x = 358,691.41

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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.