Home / 742,371.20-1,113,469.34-584,644.76

Finding the Fourth Proportional to 742,371.20, 1,113,469.34 and 584,644.76

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Solution

The fourth proportional to 742,371.20, 1,113,469.34 and 584,644.76 is: 876,898.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,371.20 : 1,113,469.34 = 584,644.76 : x
  2. Step 2: Convert to fraction form
    742,371.20/1,113,469.34 = 584,644.76/x
  3. Step 3: Cross multiply
    742,371.20x = 1,113,469.34 × 584,644.76
  4. Step 4: Simplify right side
    742,371.20x = 650,984,015,051.66
  5. Step 5: Solve for x
    x = 650,984,015,051.66/742,371.20
  6. Step 6: Final answer
    x = 876,898.26

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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.