Home / 844,621.50-1,266,670.11-304,807.68

Finding the Fourth Proportional to 844,621.50, 1,266,670.11 and 304,807.68

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Solution

The fourth proportional to 844,621.50, 1,266,670.11 and 304,807.68 is: 457,116.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,621.50 : 1,266,670.11 = 304,807.68 : x
  2. Step 2: Convert to fraction form
    844,621.50/1,266,670.11 = 304,807.68/x
  3. Step 3: Cross multiply
    844,621.50x = 1,266,670.11 × 304,807.68
  4. Step 4: Simplify right side
    844,621.50x = 386,090,777,554.45
  5. Step 5: Solve for x
    x = 386,090,777,554.45/844,621.50
  6. Step 6: Final answer
    x = 457,116.92

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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.