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Finding the Fourth Proportional to 284,187.52, 425,992.84 and 242,710.19

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Solution

The fourth proportional to 284,187.52, 425,992.84 and 242,710.19 is: 363,818.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,187.52 : 425,992.84 = 242,710.19 : x
  2. Step 2: Convert to fraction form
    284,187.52/425,992.84 = 242,710.19/x
  3. Step 3: Cross multiply
    284,187.52x = 425,992.84 × 242,710.19
  4. Step 4: Simplify right side
    284,187.52x = 103,392,801,995.77
  5. Step 5: Solve for x
    x = 103,392,801,995.77/284,187.52
  6. Step 6: Final answer
    x = 363,818.94

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1.5x scale

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.