Home / 451,263.12-676,669.29-147,617.64

Finding the Fourth Proportional to 451,263.12, 676,669.29 and 147,617.64

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Solution

The fourth proportional to 451,263.12, 676,669.29 and 147,617.64 is: 221,352.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,263.12 : 676,669.29 = 147,617.64 : x
  2. Step 2: Convert to fraction form
    451,263.12/676,669.29 = 147,617.64/x
  3. Step 3: Cross multiply
    451,263.12x = 676,669.29 × 147,617.64
  4. Step 4: Simplify right side
    451,263.12x = 99,888,323,650.28
  5. Step 5: Solve for x
    x = 99,888,323,650.28/451,263.12
  6. Step 6: Final answer
    x = 221,352.73

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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.