Home / 774,259.20-1,160,467.20-324,979.20

Finding the Fourth Proportional to 774,259.20, 1,160,467.20 and 324,979.20

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Solution

The fourth proportional to 774,259.20, 1,160,467.20 and 324,979.20 is: 487,081.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,259.20 : 1,160,467.20 = 324,979.20 : x
  2. Step 2: Convert to fraction form
    774,259.20/1,160,467.20 = 324,979.20/x
  3. Step 3: Cross multiply
    774,259.20x = 1,160,467.20 × 324,979.20
  4. Step 4: Simplify right side
    774,259.20x = 377,127,702,282.24
  5. Step 5: Solve for x
    x = 377,127,702,282.24/774,259.20
  6. Step 6: Final answer
    x = 487,081.98

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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.