Home / 675,377.40-1,013,066.10-394,750.20

Finding the Fourth Proportional to 675,377.40, 1,013,066.10 and 394,750.20

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Solution

The fourth proportional to 675,377.40, 1,013,066.10 and 394,750.20 is: 592,125.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,377.40 : 1,013,066.10 = 394,750.20 : x
  2. Step 2: Convert to fraction form
    675,377.40/1,013,066.10 = 394,750.20/x
  3. Step 3: Cross multiply
    675,377.40x = 1,013,066.10 × 394,750.20
  4. Step 4: Simplify right side
    675,377.40x = 399,908,045,588.22
  5. Step 5: Solve for x
    x = 399,908,045,588.22/675,377.40
  6. Step 6: Final answer
    x = 592,125.30

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Similar ratio
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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.