Home / 495,149.70-742,774.89-170,895.59

Finding the Fourth Proportional to 495,149.70, 742,774.89 and 170,895.59

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Solution

The fourth proportional to 495,149.70, 742,774.89 and 170,895.59 is: 256,360.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,149.70 : 742,774.89 = 170,895.59 : x
  2. Step 2: Convert to fraction form
    495,149.70/742,774.89 = 170,895.59/x
  3. Step 3: Cross multiply
    495,149.70x = 742,774.89 × 170,895.59
  4. Step 4: Simplify right side
    495,149.70x = 126,936,955,909.71
  5. Step 5: Solve for x
    x = 126,936,955,909.71/495,149.70
  6. Step 6: Final answer
    x = 256,360.77

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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.