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Finding the Fourth Proportional to 283,424.76, 424,138.24 and 176,858.91

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Solution

The fourth proportional to 283,424.76, 424,138.24 and 176,858.91 is: 264,665.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,424.76 : 424,138.24 = 176,858.91 : x
  2. Step 2: Convert to fraction form
    283,424.76/424,138.24 = 176,858.91/x
  3. Step 3: Cross multiply
    283,424.76x = 424,138.24 × 176,858.91
  4. Step 4: Simplify right side
    283,424.76x = 75,012,626,815.72
  5. Step 5: Solve for x
    x = 75,012,626,815.72/283,424.76
  6. Step 6: Final answer
    x = 264,665.04

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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.