Home / 495,020.33-742,842.86-210,710.44

Finding the Fourth Proportional to 495,020.33, 742,842.86 and 210,710.44

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Solution

The fourth proportional to 495,020.33, 742,842.86 and 210,710.44 is: 316,198.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,020.33 : 742,842.86 = 210,710.44 : x
  2. Step 2: Convert to fraction form
    495,020.33/742,842.86 = 210,710.44/x
  3. Step 3: Cross multiply
    495,020.33x = 742,842.86 × 210,710.44
  4. Step 4: Simplify right side
    495,020.33x = 156,524,744,259.84
  5. Step 5: Solve for x
    x = 156,524,744,259.84/495,020.33
  6. Step 6: Final answer
    x = 316,198.62

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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.