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Finding the Fourth Proportional to 376,384.61, 564,577.71 and 264,565.18

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Solution

The fourth proportional to 376,384.61, 564,577.71 and 264,565.18 is: 396,848.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,384.61 : 564,577.71 = 264,565.18 : x
  2. Step 2: Convert to fraction form
    376,384.61/564,577.71 = 264,565.18/x
  3. Step 3: Cross multiply
    376,384.61x = 564,577.71 × 264,565.18
  4. Step 4: Simplify right side
    376,384.61x = 149,367,602,058.69
  5. Step 5: Solve for x
    x = 149,367,602,058.69/376,384.61
  6. Step 6: Final answer
    x = 396,848.33

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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.