Home / 461,645.19-692,777.07-162,126.90

Finding the Fourth Proportional to 461,645.19, 692,777.07 and 162,126.90

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Solution

The fourth proportional to 461,645.19, 692,777.07 and 162,126.90 is: 243,298.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,645.19 : 692,777.07 = 162,126.90 : x
  2. Step 2: Convert to fraction form
    461,645.19/692,777.07 = 162,126.90/x
  3. Step 3: Cross multiply
    461,645.19x = 692,777.07 × 162,126.90
  4. Step 4: Simplify right side
    461,645.19x = 112,317,798,750.18
  5. Step 5: Solve for x
    x = 112,317,798,750.18/461,645.19
  6. Step 6: Final answer
    x = 243,298.97

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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.