Home / 951,312.33-1,313,229.65-665,952.57

Finding the Fourth Proportional to 951,312.33, 1,313,229.65 and 665,952.57

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Solution

The fourth proportional to 951,312.33, 1,313,229.65 and 665,952.57 is: 919,307.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,312.33 : 1,313,229.65 = 665,952.57 : x
  2. Step 2: Convert to fraction form
    951,312.33/1,313,229.65 = 665,952.57/x
  3. Step 3: Cross multiply
    951,312.33x = 1,313,229.65 × 665,952.57
  4. Step 4: Simplify right side
    951,312.33x = 874,548,657,087.94
  5. Step 5: Solve for x
    x = 874,548,657,087.94/951,312.33
  6. Step 6: Final answer
    x = 919,307.60

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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.