Home / 1,159,465.60-1,739,500.80-449,516.80

Finding the Fourth Proportional to 1,159,465.60, 1,739,500.80 and 449,516.80

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Solution

The fourth proportional to 1,159,465.60, 1,739,500.80 and 449,516.80 is: 674,392.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,159,465.60 : 1,739,500.80 = 449,516.80 : x
  2. Step 2: Convert to fraction form
    1,159,465.60/1,739,500.80 = 449,516.80/x
  3. Step 3: Cross multiply
    1,159,465.60x = 1,739,500.80 × 449,516.80
  4. Step 4: Simplify right side
    1,159,465.60x = 781,934,833,213.44
  5. Step 5: Solve for x
    x = 781,934,833,213.44/1,159,465.60
  6. Step 6: Final answer
    x = 674,392.44

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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.