Home / 933,713.72-1,288,579.85-571,207.06

Finding the Fourth Proportional to 933,713.72, 1,288,579.85 and 571,207.06

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Solution

The fourth proportional to 933,713.72, 1,288,579.85 and 571,207.06 is: 788,299.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,713.72 : 1,288,579.85 = 571,207.06 : x
  2. Step 2: Convert to fraction form
    933,713.72/1,288,579.85 = 571,207.06/x
  3. Step 3: Cross multiply
    933,713.72x = 1,288,579.85 × 571,207.06
  4. Step 4: Simplify right side
    933,713.72x = 736,045,906,265.72
  5. Step 5: Solve for x
    x = 736,045,906,265.72/933,713.72
  6. Step 6: Final answer
    x = 788,299.34

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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.