Home / 843,065.44-1,264,598.16-344,429.44

Finding the Fourth Proportional to 843,065.44, 1,264,598.16 and 344,429.44

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Solution

The fourth proportional to 843,065.44, 1,264,598.16 and 344,429.44 is: 516,644.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,065.44 : 1,264,598.16 = 344,429.44 : x
  2. Step 2: Convert to fraction form
    843,065.44/1,264,598.16 = 344,429.44/x
  3. Step 3: Cross multiply
    843,065.44x = 1,264,598.16 × 344,429.44
  4. Step 4: Simplify right side
    843,065.44x = 435,564,836,073.83
  5. Step 5: Solve for x
    x = 435,564,836,073.83/843,065.44
  6. Step 6: Final answer
    x = 516,644.16

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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.