Home / 803,719.50-1,205,789.36-466,435.92

Finding the Fourth Proportional to 803,719.50, 1,205,789.36 and 466,435.92

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Solution

The fourth proportional to 803,719.50, 1,205,789.36 and 466,435.92 is: 699,775.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,719.50 : 1,205,789.36 = 466,435.92 : x
  2. Step 2: Convert to fraction form
    803,719.50/1,205,789.36 = 466,435.92/x
  3. Step 3: Cross multiply
    803,719.50x = 1,205,789.36 × 466,435.92
  4. Step 4: Simplify right side
    803,719.50x = 562,423,469,457.81
  5. Step 5: Solve for x
    x = 562,423,469,457.81/803,719.50
  6. Step 6: Final answer
    x = 699,775.82

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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.