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Finding the Fourth Proportional to 334,441.35, 501,662.03 and 156,966.30

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Solution

The fourth proportional to 334,441.35, 501,662.03 and 156,966.30 is: 235,449.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,441.35 : 501,662.03 = 156,966.30 : x
  2. Step 2: Convert to fraction form
    334,441.35/501,662.03 = 156,966.30/x
  3. Step 3: Cross multiply
    334,441.35x = 501,662.03 × 156,966.30
  4. Step 4: Simplify right side
    334,441.35x = 78,744,032,699.59
  5. Step 5: Solve for x
    x = 78,744,032,699.59/334,441.35
  6. Step 6: Final answer
    x = 235,449.45

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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.