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Finding the Fourth Proportional to 425,784.63, 587,555.96 and 244,368.87

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Solution

The fourth proportional to 425,784.63, 587,555.96 and 244,368.87 is: 337,213.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,784.63 : 587,555.96 = 244,368.87 : x
  2. Step 2: Convert to fraction form
    425,784.63/587,555.96 = 244,368.87/x
  3. Step 3: Cross multiply
    425,784.63x = 587,555.96 × 244,368.87
  4. Step 4: Simplify right side
    425,784.63x = 143,580,386,006.97
  5. Step 5: Solve for x
    x = 143,580,386,006.97/425,784.63
  6. Step 6: Final answer
    x = 337,213.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.