Home / 1,107,706.91-1,661,559.80-349,624.37

Finding the Fourth Proportional to 1,107,706.91, 1,661,559.80 and 349,624.37

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Solution

The fourth proportional to 1,107,706.91, 1,661,559.80 and 349,624.37 is: 524,436.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,706.91 : 1,661,559.80 = 349,624.37 : x
  2. Step 2: Convert to fraction form
    1,107,706.91/1,661,559.80 = 349,624.37/x
  3. Step 3: Cross multiply
    1,107,706.91x = 1,661,559.80 × 349,624.37
  4. Step 4: Simplify right side
    1,107,706.91x = 580,921,788,236.41
  5. Step 5: Solve for x
    x = 580,921,788,236.41/1,107,706.91
  6. Step 6: Final answer
    x = 524,436.37

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Double scale
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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.