Home / 951,722.12-1,313,382.98-522,005.24

Finding the Fourth Proportional to 951,722.12, 1,313,382.98 and 522,005.24

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Solution

The fourth proportional to 951,722.12, 1,313,382.98 and 522,005.24 is: 720,370.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,722.12 : 1,313,382.98 = 522,005.24 : x
  2. Step 2: Convert to fraction form
    951,722.12/1,313,382.98 = 522,005.24/x
  3. Step 3: Cross multiply
    951,722.12x = 1,313,382.98 × 522,005.24
  4. Step 4: Simplify right side
    951,722.12x = 685,592,797,686.82
  5. Step 5: Solve for x
    x = 685,592,797,686.82/951,722.12
  6. Step 6: Final answer
    x = 720,370.77

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1.5x scale

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.