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Finding the Fourth Proportional to 608,884.40, 840,598.26 and 367,227.92

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Solution

The fourth proportional to 608,884.40, 840,598.26 and 367,227.92 is: 506,978.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,884.40 : 840,598.26 = 367,227.92 : x
  2. Step 2: Convert to fraction form
    608,884.40/840,598.26 = 367,227.92/x
  3. Step 3: Cross multiply
    608,884.40x = 840,598.26 × 367,227.92
  4. Step 4: Simplify right side
    608,884.40x = 308,691,150,575.42
  5. Step 5: Solve for x
    x = 308,691,150,575.42/608,884.40
  6. Step 6: Final answer
    x = 506,978.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.