Home / 1,478,233.80-2,217,350.70-413,274.15

Finding the Fourth Proportional to 1,478,233.80, 2,217,350.70 and 413,274.15

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Solution

The fourth proportional to 1,478,233.80, 2,217,350.70 and 413,274.15 is: 619,911.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,233.80 : 2,217,350.70 = 413,274.15 : x
  2. Step 2: Convert to fraction form
    1,478,233.80/2,217,350.70 = 413,274.15/x
  3. Step 3: Cross multiply
    1,478,233.80x = 2,217,350.70 × 413,274.15
  4. Step 4: Simplify right side
    1,478,233.80x = 916,373,725,794.41
  5. Step 5: Solve for x
    x = 916,373,725,794.41/1,478,233.80
  6. Step 6: Final answer
    x = 619,911.23

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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.