Home / 410,311.73-615,736.71-144,065.39

Finding the Fourth Proportional to 410,311.73, 615,736.71 and 144,065.39

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Solution

The fourth proportional to 410,311.73, 615,736.71 and 144,065.39 is: 216,192.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,311.73 : 615,736.71 = 144,065.39 : x
  2. Step 2: Convert to fraction form
    410,311.73/615,736.71 = 144,065.39/x
  3. Step 3: Cross multiply
    410,311.73x = 615,736.71 × 144,065.39
  4. Step 4: Simplify right side
    410,311.73x = 88,706,349,263.47
  5. Step 5: Solve for x
    x = 88,706,349,263.47/410,311.73
  6. Step 6: Final answer
    x = 216,192.57

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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.