Home / 943,423.02-1,415,146.86-269,526.30

Finding the Fourth Proportional to 943,423.02, 1,415,146.86 and 269,526.30

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Solution

The fourth proportional to 943,423.02, 1,415,146.86 and 269,526.30 is: 404,292.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,423.02 : 1,415,146.86 = 269,526.30 : x
  2. Step 2: Convert to fraction form
    943,423.02/1,415,146.86 = 269,526.30/x
  3. Step 3: Cross multiply
    943,423.02x = 1,415,146.86 × 269,526.30
  4. Step 4: Simplify right side
    943,423.02x = 381,419,297,132.42
  5. Step 5: Solve for x
    x = 381,419,297,132.42/943,423.02
  6. Step 6: Final answer
    x = 404,292.97

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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.