Home / 339,266.20-508,899.30-152,642.20

Finding the Fourth Proportional to 339,266.20, 508,899.30 and 152,642.20

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Solution

The fourth proportional to 339,266.20, 508,899.30 and 152,642.20 is: 228,963.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,266.20 : 508,899.30 = 152,642.20 : x
  2. Step 2: Convert to fraction form
    339,266.20/508,899.30 = 152,642.20/x
  3. Step 3: Cross multiply
    339,266.20x = 508,899.30 × 152,642.20
  4. Step 4: Simplify right side
    339,266.20x = 77,679,508,730.46
  5. Step 5: Solve for x
    x = 77,679,508,730.46/339,266.20
  6. Step 6: Final answer
    x = 228,963.30

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1.5x scale

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.