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Finding the Fourth Proportional to 377,387.82, 566,344.16 and 243,937.08

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Solution

The fourth proportional to 377,387.82, 566,344.16 and 243,937.08 is: 366,075.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,387.82 : 566,344.16 = 243,937.08 : x
  2. Step 2: Convert to fraction form
    377,387.82/566,344.16 = 243,937.08/x
  3. Step 3: Cross multiply
    377,387.82x = 566,344.16 × 243,937.08
  4. Step 4: Simplify right side
    377,387.82x = 138,152,340,665.45
  5. Step 5: Solve for x
    x = 138,152,340,665.45/377,387.82
  6. Step 6: Final answer
    x = 366,075.25

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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.