Home / 958,538.80-1,437,808.20-284,724.10

Finding the Fourth Proportional to 958,538.80, 1,437,808.20 and 284,724.10

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Solution

The fourth proportional to 958,538.80, 1,437,808.20 and 284,724.10 is: 427,086.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,538.80 : 1,437,808.20 = 284,724.10 : x
  2. Step 2: Convert to fraction form
    958,538.80/1,437,808.20 = 284,724.10/x
  3. Step 3: Cross multiply
    958,538.80x = 1,437,808.20 × 284,724.10
  4. Step 4: Simplify right side
    958,538.80x = 409,378,645,717.62
  5. Step 5: Solve for x
    x = 409,378,645,717.62/958,538.80
  6. Step 6: Final answer
    x = 427,086.15

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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.