Home / 602,747.05-904,155.20-218,579.54

Finding the Fourth Proportional to 602,747.05, 904,155.20 and 218,579.54

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Solution

The fourth proportional to 602,747.05, 904,155.20 and 218,579.54 is: 327,881.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,747.05 : 904,155.20 = 218,579.54 : x
  2. Step 2: Convert to fraction form
    602,747.05/904,155.20 = 218,579.54/x
  3. Step 3: Cross multiply
    602,747.05x = 904,155.20 × 218,579.54
  4. Step 4: Simplify right side
    602,747.05x = 197,629,827,704.61
  5. Step 5: Solve for x
    x = 197,629,827,704.61/602,747.05
  6. Step 6: Final answer
    x = 327,881.87

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1.5x scale

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.