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Finding the Fourth Proportional to 566,204.96, 781,339.32 and 308,082.92

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Solution

The fourth proportional to 566,204.96, 781,339.32 and 308,082.92 is: 425,141.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,204.96 : 781,339.32 = 308,082.92 : x
  2. Step 2: Convert to fraction form
    566,204.96/781,339.32 = 308,082.92/x
  3. Step 3: Cross multiply
    566,204.96x = 781,339.32 × 308,082.92
  4. Step 4: Simplify right side
    566,204.96x = 240,717,295,309.72
  5. Step 5: Solve for x
    x = 240,717,295,309.72/566,204.96
  6. Step 6: Final answer
    x = 425,141.63

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1.5x scale

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.