Home / 889,476.40-1,227,462.52-481,574.92

Finding the Fourth Proportional to 889,476.40, 1,227,462.52 and 481,574.92

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Solution

The fourth proportional to 889,476.40, 1,227,462.52 and 481,574.92 is: 664,565.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,476.40 : 1,227,462.52 = 481,574.92 : x
  2. Step 2: Convert to fraction form
    889,476.40/1,227,462.52 = 481,574.92/x
  3. Step 3: Cross multiply
    889,476.40x = 1,227,462.52 × 481,574.92
  4. Step 4: Simplify right side
    889,476.40x = 591,115,164,872.00
  5. Step 5: Solve for x
    x = 591,115,164,872.00/889,476.40
  6. Step 6: Final answer
    x = 664,565.32

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Double scale
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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.