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Finding the Fourth Proportional to 350,909.76, 526,240.32 and 114,208.32

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Solution

The fourth proportional to 350,909.76, 526,240.32 and 114,208.32 is: 171,272.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,909.76 : 526,240.32 = 114,208.32 : x
  2. Step 2: Convert to fraction form
    350,909.76/526,240.32 = 114,208.32/x
  3. Step 3: Cross multiply
    350,909.76x = 526,240.32 × 114,208.32
  4. Step 4: Simplify right side
    350,909.76x = 60,101,022,863.46
  5. Step 5: Solve for x
    x = 60,101,022,863.46/350,909.76
  6. Step 6: Final answer
    x = 171,272.02

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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.