Home / 988,680.54-1,363,898.07-585,987.42

Finding the Fourth Proportional to 988,680.54, 1,363,898.07 and 585,987.42

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Solution

The fourth proportional to 988,680.54, 1,363,898.07 and 585,987.42 is: 808,377.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,680.54 : 1,363,898.07 = 585,987.42 : x
  2. Step 2: Convert to fraction form
    988,680.54/1,363,898.07 = 585,987.42/x
  3. Step 3: Cross multiply
    988,680.54x = 1,363,898.07 × 585,987.42
  4. Step 4: Simplify right side
    988,680.54x = 799,227,111,182.28
  5. Step 5: Solve for x
    x = 799,227,111,182.28/988,680.54
  6. Step 6: Final answer
    x = 808,377.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.