Home / 351,026.60-526,539.90-268,082.60

Finding the Fourth Proportional to 351,026.60, 526,539.90 and 268,082.60

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Solution

The fourth proportional to 351,026.60, 526,539.90 and 268,082.60 is: 402,123.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,026.60 : 526,539.90 = 268,082.60 : x
  2. Step 2: Convert to fraction form
    351,026.60/526,539.90 = 268,082.60/x
  3. Step 3: Cross multiply
    351,026.60x = 526,539.90 × 268,082.60
  4. Step 4: Simplify right side
    351,026.60x = 141,156,185,395.74
  5. Step 5: Solve for x
    x = 141,156,185,395.74/351,026.60
  6. Step 6: Final answer
    x = 402,123.90

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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.