Home / 988,713.30-1,364,223.14-580,881.54

Finding the Fourth Proportional to 988,713.30, 1,364,223.14 and 580,881.54

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Solution

The fourth proportional to 988,713.30, 1,364,223.14 and 580,881.54 is: 801,498.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,713.30 : 1,364,223.14 = 580,881.54 : x
  2. Step 2: Convert to fraction form
    988,713.30/1,364,223.14 = 580,881.54/x
  3. Step 3: Cross multiply
    988,713.30x = 1,364,223.14 × 580,881.54
  4. Step 4: Simplify right side
    988,713.30x = 792,452,038,466.84
  5. Step 5: Solve for x
    x = 792,452,038,466.84/988,713.30
  6. Step 6: Final answer
    x = 801,498.31

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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.