Home / 842,217.29-1,162,285.22-460,250.45

Finding the Fourth Proportional to 842,217.29, 1,162,285.22 and 460,250.45

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Solution

The fourth proportional to 842,217.29, 1,162,285.22 and 460,250.45 is: 635,159.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,217.29 : 1,162,285.22 = 460,250.45 : x
  2. Step 2: Convert to fraction form
    842,217.29/1,162,285.22 = 460,250.45/x
  3. Step 3: Cross multiply
    842,217.29x = 1,162,285.22 × 460,250.45
  4. Step 4: Simplify right side
    842,217.29x = 534,942,290,872.55
  5. Step 5: Solve for x
    x = 534,942,290,872.55/842,217.29
  6. Step 6: Final answer
    x = 635,159.48

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1.5x scale

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.