Home / 1,000,479.29-1,500,494.31-460,216.69

Finding the Fourth Proportional to 1,000,479.29, 1,500,494.31 and 460,216.69

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Solution

The fourth proportional to 1,000,479.29, 1,500,494.31 and 460,216.69 is: 690,221.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,479.29 : 1,500,494.31 = 460,216.69 : x
  2. Step 2: Convert to fraction form
    1,000,479.29/1,500,494.31 = 460,216.69/x
  3. Step 3: Cross multiply
    1,000,479.29x = 1,500,494.31 × 460,216.69
  4. Step 4: Simplify right side
    1,000,479.29x = 690,552,520,960.80
  5. Step 5: Solve for x
    x = 690,552,520,960.80/1,000,479.29
  6. Step 6: Final answer
    x = 690,221.71

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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.