Home / 868,104.20-1,301,961.90-570,672.20

Finding the Fourth Proportional to 868,104.20, 1,301,961.90 and 570,672.20

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Solution

The fourth proportional to 868,104.20, 1,301,961.90 and 570,672.20 is: 855,880.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,104.20 : 1,301,961.90 = 570,672.20 : x
  2. Step 2: Convert to fraction form
    868,104.20/1,301,961.90 = 570,672.20/x
  3. Step 3: Cross multiply
    868,104.20x = 1,301,961.90 × 570,672.20
  4. Step 4: Simplify right side
    868,104.20x = 742,993,461,789.18
  5. Step 5: Solve for x
    x = 742,993,461,789.18/868,104.20
  6. Step 6: Final answer
    x = 855,880.51

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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.