Home / 495,246.20-742,650.60-195,627.20

Finding the Fourth Proportional to 495,246.20, 742,650.60 and 195,627.20

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Solution

The fourth proportional to 495,246.20, 742,650.60 and 195,627.20 is: 293,354.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,246.20 : 742,650.60 = 195,627.20 : x
  2. Step 2: Convert to fraction form
    495,246.20/742,650.60 = 195,627.20/x
  3. Step 3: Cross multiply
    495,246.20x = 742,650.60 × 195,627.20
  4. Step 4: Simplify right side
    495,246.20x = 145,282,657,456.32
  5. Step 5: Solve for x
    x = 145,282,657,456.32/495,246.20
  6. Step 6: Final answer
    x = 293,354.41

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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.