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Finding the Fourth Proportional to 376,053.32, 564,024.59 and 123,360.50

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Solution

The fourth proportional to 376,053.32, 564,024.59 and 123,360.50 is: 185,022.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,053.32 : 564,024.59 = 123,360.50 : x
  2. Step 2: Convert to fraction form
    376,053.32/564,024.59 = 123,360.50/x
  3. Step 3: Cross multiply
    376,053.32x = 564,024.59 × 123,360.50
  4. Step 4: Simplify right side
    376,053.32x = 69,578,355,434.70
  5. Step 5: Solve for x
    x = 69,578,355,434.70/376,053.32
  6. Step 6: Final answer
    x = 185,022.58

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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.