Home / 890,793.09-1,336,192.29-216,874.31

Finding the Fourth Proportional to 890,793.09, 1,336,192.29 and 216,874.31

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Solution

The fourth proportional to 890,793.09, 1,336,192.29 and 216,874.31 is: 325,312.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,793.09 : 1,336,192.29 = 216,874.31 : x
  2. Step 2: Convert to fraction form
    890,793.09/1,336,192.29 = 216,874.31/x
  3. Step 3: Cross multiply
    890,793.09x = 1,336,192.29 × 216,874.31
  4. Step 4: Simplify right side
    890,793.09x = 289,785,774,240.11
  5. Step 5: Solve for x
    x = 289,785,774,240.11/890,793.09
  6. Step 6: Final answer
    x = 325,312.10

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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.