Home / 754,282.39-1,130,676.22-354,207.01

Finding the Fourth Proportional to 754,282.39, 1,130,676.22 and 354,207.01

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Solution

The fourth proportional to 754,282.39, 1,130,676.22 and 354,207.01 is: 530,959.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,282.39 : 1,130,676.22 = 354,207.01 : x
  2. Step 2: Convert to fraction form
    754,282.39/1,130,676.22 = 354,207.01/x
  3. Step 3: Cross multiply
    754,282.39x = 1,130,676.22 × 354,207.01
  4. Step 4: Simplify right side
    754,282.39x = 400,493,443,164.30
  5. Step 5: Solve for x
    x = 400,493,443,164.30/754,282.39
  6. Step 6: Final answer
    x = 530,959.56

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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.