Home / 845,817.72-1,167,120.92-483,265.08

Finding the Fourth Proportional to 845,817.72, 1,167,120.92 and 483,265.08

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Solution

The fourth proportional to 845,817.72, 1,167,120.92 and 483,265.08 is: 666,844.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,817.72 : 1,167,120.92 = 483,265.08 : x
  2. Step 2: Convert to fraction form
    845,817.72/1,167,120.92 = 483,265.08/x
  3. Step 3: Cross multiply
    845,817.72x = 1,167,120.92 × 483,265.08
  4. Step 4: Simplify right side
    845,817.72x = 564,028,784,773.47
  5. Step 5: Solve for x
    x = 564,028,784,773.47/845,817.72
  6. Step 6: Final answer
    x = 666,844.37

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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.