Home / 495,129.42-742,975.02-267,422.22

Finding the Fourth Proportional to 495,129.42, 742,975.02 and 267,422.22

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Solution

The fourth proportional to 495,129.42, 742,975.02 and 267,422.22 is: 401,285.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,129.42 : 742,975.02 = 267,422.22 : x
  2. Step 2: Convert to fraction form
    495,129.42/742,975.02 = 267,422.22/x
  3. Step 3: Cross multiply
    495,129.42x = 742,975.02 × 267,422.22
  4. Step 4: Simplify right side
    495,129.42x = 198,688,029,252.94
  5. Step 5: Solve for x
    x = 198,688,029,252.94/495,129.42
  6. Step 6: Final answer
    x = 401,285.04

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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.