Home / 1,155,480.88-1,732,773.48-397,179.76

Finding the Fourth Proportional to 1,155,480.88, 1,732,773.48 and 397,179.76

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Solution

The fourth proportional to 1,155,480.88, 1,732,773.48 and 397,179.76 is: 595,615.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,480.88 : 1,732,773.48 = 397,179.76 : x
  2. Step 2: Convert to fraction form
    1,155,480.88/1,732,773.48 = 397,179.76/x
  3. Step 3: Cross multiply
    1,155,480.88x = 1,732,773.48 × 397,179.76
  4. Step 4: Simplify right side
    1,155,480.88x = 688,222,554,920.77
  5. Step 5: Solve for x
    x = 688,222,554,920.77/1,155,480.88
  6. Step 6: Final answer
    x = 595,615.70

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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.