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Finding the Fourth Proportional to 375,773.11, 563,068.77 and 290,591.89

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Solution

The fourth proportional to 375,773.11, 563,068.77 and 290,591.89 is: 435,430.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,773.11 : 563,068.77 = 290,591.89 : x
  2. Step 2: Convert to fraction form
    375,773.11/563,068.77 = 290,591.89/x
  3. Step 3: Cross multiply
    375,773.11x = 563,068.77 × 290,591.89
  4. Step 4: Simplify right side
    375,773.11x = 163,623,218,074.28
  5. Step 5: Solve for x
    x = 163,623,218,074.28/375,773.11
  6. Step 6: Final answer
    x = 435,430.89

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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.