Home / 453,254.90-679,882.35-404,266.10

Finding the Fourth Proportional to 453,254.90, 679,882.35 and 404,266.10

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Solution

The fourth proportional to 453,254.90, 679,882.35 and 404,266.10 is: 606,399.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,254.90 : 679,882.35 = 404,266.10 : x
  2. Step 2: Convert to fraction form
    453,254.90/679,882.35 = 404,266.10/x
  3. Step 3: Cross multiply
    453,254.90x = 679,882.35 × 404,266.10
  4. Step 4: Simplify right side
    453,254.90x = 274,853,386,093.34
  5. Step 5: Solve for x
    x = 274,853,386,093.34/453,254.90
  6. Step 6: Final answer
    x = 606,399.15

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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.