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Finding the Fourth Proportional to 594,175.80, 891,378.90 and 298,687.80

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Solution

The fourth proportional to 594,175.80, 891,378.90 and 298,687.80 is: 448,089.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,175.80 : 891,378.90 = 298,687.80 : x
  2. Step 2: Convert to fraction form
    594,175.80/891,378.90 = 298,687.80/x
  3. Step 3: Cross multiply
    594,175.80x = 891,378.90 × 298,687.80
  4. Step 4: Simplify right side
    594,175.80x = 266,244,002,607.42
  5. Step 5: Solve for x
    x = 266,244,002,607.42/594,175.80
  6. Step 6: Final answer
    x = 448,089.61

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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.