Home / 1,004,432.79-1,506,649.18-443,355.51

Finding the Fourth Proportional to 1,004,432.79, 1,506,649.18 and 443,355.51

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Solution

The fourth proportional to 1,004,432.79, 1,506,649.18 and 443,355.51 is: 665,033.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,432.79 : 1,506,649.18 = 443,355.51 : x
  2. Step 2: Convert to fraction form
    1,004,432.79/1,506,649.18 = 443,355.51/x
  3. Step 3: Cross multiply
    1,004,432.79x = 1,506,649.18 × 443,355.51
  4. Step 4: Simplify right side
    1,004,432.79x = 667,981,206,948.35
  5. Step 5: Solve for x
    x = 667,981,206,948.35/1,004,432.79
  6. Step 6: Final answer
    x = 665,033.26

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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.