Home / 824,613.60-1,237,272.48-351,521.76

Finding the Fourth Proportional to 824,613.60, 1,237,272.48 and 351,521.76

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Solution

The fourth proportional to 824,613.60, 1,237,272.48 and 351,521.76 is: 527,432.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,613.60 : 1,237,272.48 = 351,521.76 : x
  2. Step 2: Convert to fraction form
    824,613.60/1,237,272.48 = 351,521.76/x
  3. Step 3: Cross multiply
    824,613.60x = 1,237,272.48 × 351,521.76
  4. Step 4: Simplify right side
    824,613.60x = 434,928,199,769.17
  5. Step 5: Solve for x
    x = 434,928,199,769.17/824,613.60
  6. Step 6: Final answer
    x = 527,432.73

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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.