Home / 857,081.28-1,285,497.96-600,134.32

Finding the Fourth Proportional to 857,081.28, 1,285,497.96 and 600,134.32

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Solution

The fourth proportional to 857,081.28, 1,285,497.96 and 600,134.32 is: 900,114.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,081.28 : 1,285,497.96 = 600,134.32 : x
  2. Step 2: Convert to fraction form
    857,081.28/1,285,497.96 = 600,134.32/x
  3. Step 3: Cross multiply
    857,081.28x = 1,285,497.96 × 600,134.32
  4. Step 4: Simplify right side
    857,081.28x = 771,471,444,085.99
  5. Step 5: Solve for x
    x = 771,471,444,085.99/857,081.28
  6. Step 6: Final answer
    x = 900,114.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.