Home / 779,742.84-1,169,725.08-240,044.15

Finding the Fourth Proportional to 779,742.84, 1,169,725.08 and 240,044.15

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Solution

The fourth proportional to 779,742.84, 1,169,725.08 and 240,044.15 is: 360,100.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,742.84 : 1,169,725.08 = 240,044.15 : x
  2. Step 2: Convert to fraction form
    779,742.84/1,169,725.08 = 240,044.15/x
  3. Step 3: Cross multiply
    779,742.84x = 1,169,725.08 × 240,044.15
  4. Step 4: Simplify right side
    779,742.84x = 280,785,656,713.66
  5. Step 5: Solve for x
    x = 280,785,656,713.66/779,742.84
  6. Step 6: Final answer
    x = 360,100.33

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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.