Home / 731,741.20-1,097,611.84-482,364.88

Finding the Fourth Proportional to 731,741.20, 1,097,611.84 and 482,364.88

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Solution

The fourth proportional to 731,741.20, 1,097,611.84 and 482,364.88 is: 723,547.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,741.20 : 1,097,611.84 = 482,364.88 : x
  2. Step 2: Convert to fraction form
    731,741.20/1,097,611.84 = 482,364.88/x
  3. Step 3: Cross multiply
    731,741.20x = 1,097,611.84 × 482,364.88
  4. Step 4: Simplify right side
    731,741.20x = 529,449,403,488.18
  5. Step 5: Solve for x
    x = 529,449,403,488.18/731,741.20
  6. Step 6: Final answer
    x = 723,547.35

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Double scale
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Similar ratio
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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.