Home / 351,646.24-526,892.70-149,080.50

Finding the Fourth Proportional to 351,646.24, 526,892.70 and 149,080.50

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Solution

The fourth proportional to 351,646.24, 526,892.70 and 149,080.50 is: 223,376.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,646.24 : 526,892.70 = 149,080.50 : x
  2. Step 2: Convert to fraction form
    351,646.24/526,892.70 = 149,080.50/x
  3. Step 3: Cross multiply
    351,646.24x = 526,892.70 × 149,080.50
  4. Step 4: Simplify right side
    351,646.24x = 78,549,427,162.35
  5. Step 5: Solve for x
    x = 78,549,427,162.35/351,646.24
  6. Step 6: Final answer
    x = 223,376.27

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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.