Home / 842,519.48-1,162,885.82-480,158.28

Finding the Fourth Proportional to 842,519.48, 1,162,885.82 and 480,158.28

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Solution

The fourth proportional to 842,519.48, 1,162,885.82 and 480,158.28 is: 662,737.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,519.48 : 1,162,885.82 = 480,158.28 : x
  2. Step 2: Convert to fraction form
    842,519.48/1,162,885.82 = 480,158.28/x
  3. Step 3: Cross multiply
    842,519.48x = 1,162,885.82 × 480,158.28
  4. Step 4: Simplify right side
    842,519.48x = 558,369,252,766.80
  5. Step 5: Solve for x
    x = 558,369,252,766.80/842,519.48
  6. Step 6: Final answer
    x = 662,737.50

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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.