Home / 1,017,915.66-1,404,661.50-558,940.91

Finding the Fourth Proportional to 1,017,915.66, 1,404,661.50 and 558,940.91

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Solution

The fourth proportional to 1,017,915.66, 1,404,661.50 and 558,940.91 is: 771,304.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,915.66 : 1,404,661.50 = 558,940.91 : x
  2. Step 2: Convert to fraction form
    1,017,915.66/1,404,661.50 = 558,940.91/x
  3. Step 3: Cross multiply
    1,017,915.66x = 1,404,661.50 × 558,940.91
  4. Step 4: Simplify right side
    1,017,915.66x = 785,122,770,028.66
  5. Step 5: Solve for x
    x = 785,122,770,028.66/1,017,915.66
  6. Step 6: Final answer
    x = 771,304.34

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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.