Home / 748,474.65-1,032,896.13-426,185.01

Finding the Fourth Proportional to 748,474.65, 1,032,896.13 and 426,185.01

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Solution

The fourth proportional to 748,474.65, 1,032,896.13 and 426,185.01 is: 588,135.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,474.65 : 1,032,896.13 = 426,185.01 : x
  2. Step 2: Convert to fraction form
    748,474.65/1,032,896.13 = 426,185.01/x
  3. Step 3: Cross multiply
    748,474.65x = 1,032,896.13 × 426,185.01
  4. Step 4: Simplify right side
    748,474.65x = 440,204,840,197.61
  5. Step 5: Solve for x
    x = 440,204,840,197.61/748,474.65
  6. Step 6: Final answer
    x = 588,135.94

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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.