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Finding the Fourth Proportional to 425,895.77, 587,733.77 and 234,908.71

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Solution

The fourth proportional to 425,895.77, 587,733.77 and 234,908.71 is: 324,172.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,895.77 : 587,733.77 = 234,908.71 : x
  2. Step 2: Convert to fraction form
    425,895.77/587,733.77 = 234,908.71/x
  3. Step 3: Cross multiply
    425,895.77x = 587,733.77 × 234,908.71
  4. Step 4: Simplify right side
    425,895.77x = 138,063,780,852.07
  5. Step 5: Solve for x
    x = 138,063,780,852.07/425,895.77
  6. Step 6: Final answer
    x = 324,172.70

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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.