Home / 754,506.78-1,134,046.70-499,210.11

Finding the Fourth Proportional to 754,506.78, 1,134,046.70 and 499,210.11

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Solution

The fourth proportional to 754,506.78, 1,134,046.70 and 499,210.11 is: 750,328.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,506.78 : 1,134,046.70 = 499,210.11 : x
  2. Step 2: Convert to fraction form
    754,506.78/1,134,046.70 = 499,210.11/x
  3. Step 3: Cross multiply
    754,506.78x = 1,134,046.70 × 499,210.11
  4. Step 4: Simplify right side
    754,506.78x = 566,127,580,036.18
  5. Step 5: Solve for x
    x = 566,127,580,036.18/754,506.78
  6. Step 6: Final answer
    x = 750,328.02

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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.