Home / 926,412.29-1,389,730.51-327,250.83

Finding the Fourth Proportional to 926,412.29, 1,389,730.51 and 327,250.83

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Solution

The fourth proportional to 926,412.29, 1,389,730.51 and 327,250.83 is: 490,915.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,412.29 : 1,389,730.51 = 327,250.83 : x
  2. Step 2: Convert to fraction form
    926,412.29/1,389,730.51 = 327,250.83/x
  3. Step 3: Cross multiply
    926,412.29x = 1,389,730.51 × 327,250.83
  4. Step 4: Simplify right side
    926,412.29x = 454,790,462,873.82
  5. Step 5: Solve for x
    x = 454,790,462,873.82/926,412.29
  6. Step 6: Final answer
    x = 490,915.84

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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.