Home / 753,086.52-1,039,694.01-571,480.77

Finding the Fourth Proportional to 753,086.52, 1,039,694.01 and 571,480.77

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Solution

The fourth proportional to 753,086.52, 1,039,694.01 and 571,480.77 is: 788,973.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,086.52 : 1,039,694.01 = 571,480.77 : x
  2. Step 2: Convert to fraction form
    753,086.52/1,039,694.01 = 571,480.77/x
  3. Step 3: Cross multiply
    753,086.52x = 1,039,694.01 × 571,480.77
  4. Step 4: Simplify right side
    753,086.52x = 594,165,133,399.19
  5. Step 5: Solve for x
    x = 594,165,133,399.19/753,086.52
  6. Step 6: Final answer
    x = 788,973.27

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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.