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Finding the Fourth Proportional to 376,555.64, 564,833.67 and 236,412.68

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Solution

The fourth proportional to 376,555.64, 564,833.67 and 236,412.68 is: 354,619.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,555.64 : 564,833.67 = 236,412.68 : x
  2. Step 2: Convert to fraction form
    376,555.64/564,833.67 = 236,412.68/x
  3. Step 3: Cross multiply
    376,555.64x = 564,833.67 × 236,412.68
  4. Step 4: Simplify right side
    376,555.64x = 133,533,841,678.94
  5. Step 5: Solve for x
    x = 133,533,841,678.94/376,555.64
  6. Step 6: Final answer
    x = 354,619.15

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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.