Home / 463,515.40-695,273.10-148,004.20

Finding the Fourth Proportional to 463,515.40, 695,273.10 and 148,004.20

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Solution

The fourth proportional to 463,515.40, 695,273.10 and 148,004.20 is: 222,006.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,515.40 : 695,273.10 = 148,004.20 : x
  2. Step 2: Convert to fraction form
    463,515.40/695,273.10 = 148,004.20/x
  3. Step 3: Cross multiply
    463,515.40x = 695,273.10 × 148,004.20
  4. Step 4: Simplify right side
    463,515.40x = 102,903,338,947.02
  5. Step 5: Solve for x
    x = 102,903,338,947.02/463,515.40
  6. Step 6: Final answer
    x = 222,006.30

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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.