Home / 1,004,432.54-1,506,648.80-443,355.26

Finding the Fourth Proportional to 1,004,432.54, 1,506,648.80 and 443,355.26

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Solution

The fourth proportional to 1,004,432.54, 1,506,648.80 and 443,355.26 is: 665,032.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,432.54 : 1,506,648.80 = 443,355.26 : x
  2. Step 2: Convert to fraction form
    1,004,432.54/1,506,648.80 = 443,355.26/x
  3. Step 3: Cross multiply
    1,004,432.54x = 1,506,648.80 × 443,355.26
  4. Step 4: Simplify right side
    1,004,432.54x = 667,980,664,027.83
  5. Step 5: Solve for x
    x = 667,980,664,027.83/1,004,432.54
  6. Step 6: Final answer
    x = 665,032.88

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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.