Home / 1,337,120.16-2,005,651.08-326,250.96

Finding the Fourth Proportional to 1,337,120.16, 2,005,651.08 and 326,250.96

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Solution

The fourth proportional to 1,337,120.16, 2,005,651.08 and 326,250.96 is: 489,369.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,337,120.16 : 2,005,651.08 = 326,250.96 : x
  2. Step 2: Convert to fraction form
    1,337,120.16/2,005,651.08 = 326,250.96/x
  3. Step 3: Cross multiply
    1,337,120.16x = 2,005,651.08 × 326,250.96
  4. Step 4: Simplify right side
    1,337,120.16x = 654,345,590,275.04
  5. Step 5: Solve for x
    x = 654,345,590,275.04/1,337,120.16
  6. Step 6: Final answer
    x = 489,369.33

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Double scale
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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.