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Finding the Fourth Proportional to 651,568.71, 977,483.24 and 225,120.11

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Solution

The fourth proportional to 651,568.71, 977,483.24 and 225,120.11 is: 337,725.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,568.71 : 977,483.24 = 225,120.11 : x
  2. Step 2: Convert to fraction form
    651,568.71/977,483.24 = 225,120.11/x
  3. Step 3: Cross multiply
    651,568.71x = 977,483.24 × 225,120.11
  4. Step 4: Simplify right side
    651,568.71x = 220,051,136,107.78
  5. Step 5: Solve for x
    x = 220,051,136,107.78/651,568.71
  6. Step 6: Final answer
    x = 337,725.14

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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.