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Finding the Fourth Proportional to 376,959.29, 565,437.78 and 152,317.13

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Solution

The fourth proportional to 376,959.29, 565,437.78 and 152,317.13 is: 228,475.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,959.29 : 565,437.78 = 152,317.13 : x
  2. Step 2: Convert to fraction form
    376,959.29/565,437.78 = 152,317.13/x
  3. Step 3: Cross multiply
    376,959.29x = 565,437.78 × 152,317.13
  4. Step 4: Simplify right side
    376,959.29x = 86,125,857,015.98
  5. Step 5: Solve for x
    x = 86,125,857,015.98/376,959.29
  6. Step 6: Final answer
    x = 228,475.22

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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.