Home / 753,460.31-1,130,265.11-240,996.70

Finding the Fourth Proportional to 753,460.31, 1,130,265.11 and 240,996.70

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Solution

The fourth proportional to 753,460.31, 1,130,265.11 and 240,996.70 is: 361,518.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,460.31 : 1,130,265.11 = 240,996.70 : x
  2. Step 2: Convert to fraction form
    753,460.31/1,130,265.11 = 240,996.70/x
  3. Step 3: Cross multiply
    753,460.31x = 1,130,265.11 × 240,996.70
  4. Step 4: Simplify right side
    753,460.31x = 272,390,161,635.14
  5. Step 5: Solve for x
    x = 272,390,161,635.14/753,460.31
  6. Step 6: Final answer
    x = 361,518.93

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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.