Home / 552,140.20-829,085.10-403,424.20

Finding the Fourth Proportional to 552,140.20, 829,085.10 and 403,424.20

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Solution

The fourth proportional to 552,140.20, 829,085.10 and 403,424.20 is: 605,775.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,140.20 : 829,085.10 = 403,424.20 : x
  2. Step 2: Convert to fraction form
    552,140.20/829,085.10 = 403,424.20/x
  3. Step 3: Cross multiply
    552,140.20x = 829,085.10 × 403,424.20
  4. Step 4: Simplify right side
    552,140.20x = 334,472,993,199.42
  5. Step 5: Solve for x
    x = 334,472,993,199.42/552,140.20
  6. Step 6: Final answer
    x = 605,775.48

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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.