Home / 898,516.03-1,348,094.94-385,965.85

Finding the Fourth Proportional to 898,516.03, 1,348,094.94 and 385,965.85

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Solution

The fourth proportional to 898,516.03, 1,348,094.94 and 385,965.85 is: 579,086.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,516.03 : 1,348,094.94 = 385,965.85 : x
  2. Step 2: Convert to fraction form
    898,516.03/1,348,094.94 = 385,965.85/x
  3. Step 3: Cross multiply
    898,516.03x = 1,348,094.94 × 385,965.85
  4. Step 4: Simplify right side
    898,516.03x = 520,318,609,397.80
  5. Step 5: Solve for x
    x = 520,318,609,397.80/898,516.03
  6. Step 6: Final answer
    x = 579,086.62

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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.