Home / 898,519.53-1,348,100.19-385,969.35

Finding the Fourth Proportional to 898,519.53, 1,348,100.19 and 385,969.35

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Solution

The fourth proportional to 898,519.53, 1,348,100.19 and 385,969.35 is: 579,091.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,519.53 : 1,348,100.19 = 385,969.35 : x
  2. Step 2: Convert to fraction form
    898,519.53/1,348,100.19 = 385,969.35/x
  3. Step 3: Cross multiply
    898,519.53x = 1,348,100.19 × 385,969.35
  4. Step 4: Simplify right side
    898,519.53x = 520,325,354,069.18
  5. Step 5: Solve for x
    x = 520,325,354,069.18/898,519.53
  6. Step 6: Final answer
    x = 579,091.87

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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.