Home / 451,027.13-676,580.65-118,603.13

Finding the Fourth Proportional to 451,027.13, 676,580.65 and 118,603.13

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Solution

The fourth proportional to 451,027.13, 676,580.65 and 118,603.13 is: 177,915.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,027.13 : 676,580.65 = 118,603.13 : x
  2. Step 2: Convert to fraction form
    451,027.13/676,580.65 = 118,603.13/x
  3. Step 3: Cross multiply
    451,027.13x = 676,580.65 × 118,603.13
  4. Step 4: Simplify right side
    451,027.13x = 80,244,579,108.02
  5. Step 5: Solve for x
    x = 80,244,579,108.02/451,027.13
  6. Step 6: Final answer
    x = 177,915.20

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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.