Home / 753,459.31-1,130,263.61-240,995.70

Finding the Fourth Proportional to 753,459.31, 1,130,263.61 and 240,995.70

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Solution

The fourth proportional to 753,459.31, 1,130,263.61 and 240,995.70 is: 361,517.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,459.31 : 1,130,263.61 = 240,995.70 : x
  2. Step 2: Convert to fraction form
    753,459.31/1,130,263.61 = 240,995.70/x
  3. Step 3: Cross multiply
    753,459.31x = 1,130,263.61 × 240,995.70
  4. Step 4: Simplify right side
    753,459.31x = 272,388,665,336.74
  5. Step 5: Solve for x
    x = 272,388,665,336.74/753,459.31
  6. Step 6: Final answer
    x = 361,517.42

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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.