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Finding the Fourth Proportional to 334,368.75, 501,582.29 and 85,050.75

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Solution

The fourth proportional to 334,368.75, 501,582.29 and 85,050.75 is: 127,583.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,368.75 : 501,582.29 = 85,050.75 : x
  2. Step 2: Convert to fraction form
    334,368.75/501,582.29 = 85,050.75/x
  3. Step 3: Cross multiply
    334,368.75x = 501,582.29 × 85,050.75
  4. Step 4: Simplify right side
    334,368.75x = 42,659,949,525.96
  5. Step 5: Solve for x
    x = 42,659,949,525.96/334,368.75
  6. Step 6: Final answer
    x = 127,583.54

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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.