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Finding the Fourth Proportional to 334,074.38, 500,873.49 and 156,484.51

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Solution

The fourth proportional to 334,074.38, 500,873.49 and 156,484.51 is: 234,615.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,074.38 : 500,873.49 = 156,484.51 : x
  2. Step 2: Convert to fraction form
    334,074.38/500,873.49 = 156,484.51/x
  3. Step 3: Cross multiply
    334,074.38x = 500,873.49 × 156,484.51
  4. Step 4: Simplify right side
    334,074.38x = 78,378,941,402.46
  5. Step 5: Solve for x
    x = 78,378,941,402.46/334,074.38
  6. Step 6: Final answer
    x = 234,615.25

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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.