Home / 827,959.59-1,142,679.45-460,474.02

Finding the Fourth Proportional to 827,959.59, 1,142,679.45 and 460,474.02

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Solution

The fourth proportional to 827,959.59, 1,142,679.45 and 460,474.02 is: 635,507.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,959.59 : 1,142,679.45 = 460,474.02 : x
  2. Step 2: Convert to fraction form
    827,959.59/1,142,679.45 = 460,474.02/x
  3. Step 3: Cross multiply
    827,959.59x = 1,142,679.45 × 460,474.02
  4. Step 4: Simplify right side
    827,959.59x = 526,174,199,912.89
  5. Step 5: Solve for x
    x = 526,174,199,912.89/827,959.59
  6. Step 6: Final answer
    x = 635,507.10

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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.