Home / 779,213.08-1,168,864.08-218,291.32

Finding the Fourth Proportional to 779,213.08, 1,168,864.08 and 218,291.32

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Solution

The fourth proportional to 779,213.08, 1,168,864.08 and 218,291.32 is: 327,449.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,213.08 : 1,168,864.08 = 218,291.32 : x
  2. Step 2: Convert to fraction form
    779,213.08/1,168,864.08 = 218,291.32/x
  3. Step 3: Cross multiply
    779,213.08x = 1,168,864.08 × 218,291.32
  4. Step 4: Simplify right side
    779,213.08x = 255,152,882,923.79
  5. Step 5: Solve for x
    x = 255,152,882,923.79/779,213.08
  6. Step 6: Final answer
    x = 327,449.44

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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.