Home / 889,446.34-1,227,445.86-481,557.10

Finding the Fourth Proportional to 889,446.34, 1,227,445.86 and 481,557.10

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Solution

The fourth proportional to 889,446.34, 1,227,445.86 and 481,557.10 is: 664,554.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,446.34 : 1,227,445.86 = 481,557.10 : x
  2. Step 2: Convert to fraction form
    889,446.34/1,227,445.86 = 481,557.10/x
  3. Step 3: Cross multiply
    889,446.34x = 1,227,445.86 × 481,557.10
  4. Step 4: Simplify right side
    889,446.34x = 591,085,268,748.61
  5. Step 5: Solve for x
    x = 591,085,268,748.61/889,446.34
  6. Step 6: Final answer
    x = 664,554.16

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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.