Home / 779,816.34-1,169,836.20-240,118.38

Finding the Fourth Proportional to 779,816.34, 1,169,836.20 and 240,118.38

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Solution

The fourth proportional to 779,816.34, 1,169,836.20 and 240,118.38 is: 360,211.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,816.34 : 1,169,836.20 = 240,118.38 : x
  2. Step 2: Convert to fraction form
    779,816.34/1,169,836.20 = 240,118.38/x
  3. Step 3: Cross multiply
    779,816.34x = 1,169,836.20 × 240,118.38
  4. Step 4: Simplify right side
    779,816.34x = 280,899,173,209.36
  5. Step 5: Solve for x
    x = 280,899,173,209.36/779,816.34
  6. Step 6: Final answer
    x = 360,211.96

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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.