Home / 495,126.42-742,970.52-267,419.22

Finding the Fourth Proportional to 495,126.42, 742,970.52 and 267,419.22

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Solution

The fourth proportional to 495,126.42, 742,970.52 and 267,419.22 is: 401,280.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,126.42 : 742,970.52 = 267,419.22 : x
  2. Step 2: Convert to fraction form
    495,126.42/742,970.52 = 267,419.22/x
  3. Step 3: Cross multiply
    495,126.42x = 742,970.52 × 267,419.22
  4. Step 4: Simplify right side
    495,126.42x = 198,684,596,941.39
  5. Step 5: Solve for x
    x = 198,684,596,941.39/495,126.42
  6. Step 6: Final answer
    x = 401,280.54

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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.