Home / 876,399.93-1,314,468.10-277,283.12

Finding the Fourth Proportional to 876,399.93, 1,314,468.10 and 277,283.12

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Solution

The fourth proportional to 876,399.93, 1,314,468.10 and 277,283.12 is: 415,882.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,399.93 : 1,314,468.10 = 277,283.12 : x
  2. Step 2: Convert to fraction form
    876,399.93/1,314,468.10 = 277,283.12/x
  3. Step 3: Cross multiply
    876,399.93x = 1,314,468.10 × 277,283.12
  4. Step 4: Simplify right side
    876,399.93x = 364,479,820,773.56
  5. Step 5: Solve for x
    x = 364,479,820,773.56/876,399.93
  6. Step 6: Final answer
    x = 415,882.99

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Double scale
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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.