Home / 1,145,652.45-1,718,478.42-292,725.69

Finding the Fourth Proportional to 1,145,652.45, 1,718,478.42 and 292,725.69

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Solution

The fourth proportional to 1,145,652.45, 1,718,478.42 and 292,725.69 is: 439,088.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,652.45 : 1,718,478.42 = 292,725.69 : x
  2. Step 2: Convert to fraction form
    1,145,652.45/1,718,478.42 = 292,725.69/x
  3. Step 3: Cross multiply
    1,145,652.45x = 1,718,478.42 × 292,725.69
  4. Step 4: Simplify right side
    1,145,652.45x = 503,042,781,244.61
  5. Step 5: Solve for x
    x = 503,042,781,244.61/1,145,652.45
  6. Step 6: Final answer
    x = 439,088.47

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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.