Home / 461,761.12-692,117.20-195,355.36

Finding the Fourth Proportional to 461,761.12, 692,117.20 and 195,355.36

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Solution

The fourth proportional to 461,761.12, 692,117.20 and 195,355.36 is: 292,811.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,761.12 : 692,117.20 = 195,355.36 : x
  2. Step 2: Convert to fraction form
    461,761.12/692,117.20 = 195,355.36/x
  3. Step 3: Cross multiply
    461,761.12x = 692,117.20 × 195,355.36
  4. Step 4: Simplify right side
    461,761.12x = 135,208,804,768.19
  5. Step 5: Solve for x
    x = 135,208,804,768.19/461,761.12
  6. Step 6: Final answer
    x = 292,811.15

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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.