Home / 786,255.50-1,179,383.25-225,290

Finding the Fourth Proportional to 786,255.50, 1,179,383.25 and 225,290

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Solution

The fourth proportional to 786,255.50, 1,179,383.25 and 225,290 is: 337,935

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,255.50 : 1,179,383.25 = 225,290 : x
  2. Step 2: Convert to fraction form
    786,255.50/1,179,383.25 = 225,290/x
  3. Step 3: Cross multiply
    786,255.50x = 1,179,383.25 × 225,290
  4. Step 4: Simplify right side
    786,255.50x = 265,703,252,392.50
  5. Step 5: Solve for x
    x = 265,703,252,392.50/786,255.50
  6. Step 6: Final answer
    x = 337,935

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Double scale
Find fourth proportional to 786,256.50, 1,179,384.75 and 225,291
Similar ratio
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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.