Home / 889,426.02-1,227,408.42-481,527.96

Finding the Fourth Proportional to 889,426.02, 1,227,408.42 and 481,527.96

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Solution

The fourth proportional to 889,426.02, 1,227,408.42 and 481,527.96 is: 664,508.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,426.02 : 1,227,408.42 = 481,527.96 : x
  2. Step 2: Convert to fraction form
    889,426.02/1,227,408.42 = 481,527.96/x
  3. Step 3: Cross multiply
    889,426.02x = 1,227,408.42 × 481,527.96
  4. Step 4: Simplify right side
    889,426.02x = 591,031,476,065.74
  5. Step 5: Solve for x
    x = 591,031,476,065.74/889,426.02
  6. Step 6: Final answer
    x = 664,508.87

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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.