Home / 833,132.12-1,149,715.71-451,158.90

Finding the Fourth Proportional to 833,132.12, 1,149,715.71 and 451,158.90

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Solution

The fourth proportional to 833,132.12, 1,149,715.71 and 451,158.90 is: 622,595.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,132.12 : 1,149,715.71 = 451,158.90 : x
  2. Step 2: Convert to fraction form
    833,132.12/1,149,715.71 = 451,158.90/x
  3. Step 3: Cross multiply
    833,132.12x = 1,149,715.71 × 451,158.90
  4. Step 4: Simplify right side
    833,132.12x = 518,704,475,036.32
  5. Step 5: Solve for x
    x = 518,704,475,036.32/833,132.12
  6. Step 6: Final answer
    x = 622,595.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.