Home / 731,429.20-1,097,143.80-466,364.80

Finding the Fourth Proportional to 731,429.20, 1,097,143.80 and 466,364.80

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Solution

The fourth proportional to 731,429.20, 1,097,143.80 and 466,364.80 is: 699,547.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,429.20 : 1,097,143.80 = 466,364.80 : x
  2. Step 2: Convert to fraction form
    731,429.20/1,097,143.80 = 466,364.80/x
  3. Step 3: Cross multiply
    731,429.20x = 1,097,143.80 × 466,364.80
  4. Step 4: Simplify right side
    731,429.20x = 511,669,248,858.24
  5. Step 5: Solve for x
    x = 511,669,248,858.24/731,429.20
  6. Step 6: Final answer
    x = 699,547.20

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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.