Home / 410,089.03-615,079.50-121,894.52

Finding the Fourth Proportional to 410,089.03, 615,079.50 and 121,894.52

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Solution

The fourth proportional to 410,089.03, 615,079.50 and 121,894.52 is: 182,825.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,089.03 : 615,079.50 = 121,894.52 : x
  2. Step 2: Convert to fraction form
    410,089.03/615,079.50 = 121,894.52/x
  3. Step 3: Cross multiply
    410,089.03x = 615,079.50 × 121,894.52
  4. Step 4: Simplify right side
    410,089.03x = 74,974,820,684.49
  5. Step 5: Solve for x
    x = 74,974,820,684.49/410,089.03
  6. Step 6: Final answer
    x = 182,825.72

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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.