Home / 876,381.72-1,314,743.02-336,598.52

Finding the Fourth Proportional to 876,381.72, 1,314,743.02 and 336,598.52

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Solution

The fourth proportional to 876,381.72, 1,314,743.02 and 336,598.52 is: 504,963.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,381.72 : 1,314,743.02 = 336,598.52 : x
  2. Step 2: Convert to fraction form
    876,381.72/1,314,743.02 = 336,598.52/x
  3. Step 3: Cross multiply
    876,381.72x = 1,314,743.02 × 336,598.52
  4. Step 4: Simplify right side
    876,381.72x = 442,540,551,941.52
  5. Step 5: Solve for x
    x = 442,540,551,941.52/876,381.72
  6. Step 6: Final answer
    x = 504,963.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.