Home / 842,572.52-1,162,757.85-479,991.02

Finding the Fourth Proportional to 842,572.52, 1,162,757.85 and 479,991.02

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Solution

The fourth proportional to 842,572.52, 1,162,757.85 and 479,991.02 is: 662,392.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,572.52 : 1,162,757.85 = 479,991.02 : x
  2. Step 2: Convert to fraction form
    842,572.52/1,162,757.85 = 479,991.02/x
  3. Step 3: Cross multiply
    842,572.52x = 1,162,757.85 × 479,991.02
  4. Step 4: Simplify right side
    842,572.52x = 558,113,326,434.51
  5. Step 5: Solve for x
    x = 558,113,326,434.51/842,572.52
  6. Step 6: Final answer
    x = 662,392.04

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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.