Home / 882,701.90-1,323,016.04-408,385.34

Finding the Fourth Proportional to 882,701.90, 1,323,016.04 and 408,385.34

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Solution

The fourth proportional to 882,701.90, 1,323,016.04 and 408,385.34 is: 612,098.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,701.90 : 1,323,016.04 = 408,385.34 : x
  2. Step 2: Convert to fraction form
    882,701.90/1,323,016.04 = 408,385.34/x
  3. Step 3: Cross multiply
    882,701.90x = 1,323,016.04 × 408,385.34
  4. Step 4: Simplify right side
    882,701.90x = 540,300,355,320.85
  5. Step 5: Solve for x
    x = 540,300,355,320.85/882,701.90
  6. Step 6: Final answer
    x = 612,098.33

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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.