Home / 495,250.20-742,875.30-465,725.70

Finding the Fourth Proportional to 495,250.20, 742,875.30 and 465,725.70

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Solution

The fourth proportional to 495,250.20, 742,875.30 and 465,725.70 is: 698,588.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,250.20 : 742,875.30 = 465,725.70 : x
  2. Step 2: Convert to fraction form
    495,250.20/742,875.30 = 465,725.70/x
  3. Step 3: Cross multiply
    495,250.20x = 742,875.30 × 465,725.70
  4. Step 4: Simplify right side
    495,250.20x = 345,976,119,105.21
  5. Step 5: Solve for x
    x = 345,976,119,105.21/495,250.20
  6. Step 6: Final answer
    x = 698,588.55

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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.