Home / 576,750.56-865,149.62-197,931.58

Finding the Fourth Proportional to 576,750.56, 865,149.62 and 197,931.58

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Solution

The fourth proportional to 576,750.56, 865,149.62 and 197,931.58 is: 296,905.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,750.56 : 865,149.62 = 197,931.58 : x
  2. Step 2: Convert to fraction form
    576,750.56/865,149.62 = 197,931.58/x
  3. Step 3: Cross multiply
    576,750.56x = 865,149.62 × 197,931.58
  4. Step 4: Simplify right side
    576,750.56x = 171,240,431,223.00
  5. Step 5: Solve for x
    x = 171,240,431,223.00/576,750.56
  6. Step 6: Final answer
    x = 296,905.53

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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.