Home / 808,382.70-1,212,240.42-275,946.66

Finding the Fourth Proportional to 808,382.70, 1,212,240.42 and 275,946.66

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Solution

The fourth proportional to 808,382.70, 1,212,240.42 and 275,946.66 is: 413,806.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,382.70 : 1,212,240.42 = 275,946.66 : x
  2. Step 2: Convert to fraction form
    808,382.70/1,212,240.42 = 275,946.66/x
  3. Step 3: Cross multiply
    808,382.70x = 1,212,240.42 × 275,946.66
  4. Step 4: Simplify right side
    808,382.70x = 334,513,695,016.00
  5. Step 5: Solve for x
    x = 334,513,695,016.00/808,382.70
  6. Step 6: Final answer
    x = 413,806.10

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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.