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Finding the Fourth Proportional to 350,868.51, 526,298.18 and 84,627.05

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Solution

The fourth proportional to 350,868.51, 526,298.18 and 84,627.05 is: 126,939.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,868.51 : 526,298.18 = 84,627.05 : x
  2. Step 2: Convert to fraction form
    350,868.51/526,298.18 = 84,627.05/x
  3. Step 3: Cross multiply
    350,868.51x = 526,298.18 × 84,627.05
  4. Step 4: Simplify right side
    350,868.51x = 44,539,059,339.14
  5. Step 5: Solve for x
    x = 44,539,059,339.14/350,868.51
  6. Step 6: Final answer
    x = 126,939.46

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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.