Home / 451,337.78-676,176.28-282,826.69

Finding the Fourth Proportional to 451,337.78, 676,176.28 and 282,826.69

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Solution

The fourth proportional to 451,337.78, 676,176.28 and 282,826.69 is: 423,719.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,337.78 : 676,176.28 = 282,826.69 : x
  2. Step 2: Convert to fraction form
    451,337.78/676,176.28 = 282,826.69/x
  3. Step 3: Cross multiply
    451,337.78x = 676,176.28 × 282,826.69
  4. Step 4: Simplify right side
    451,337.78x = 191,240,699,267.07
  5. Step 5: Solve for x
    x = 191,240,699,267.07/451,337.78
  6. Step 6: Final answer
    x = 423,719.68

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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.