Home / 926,715.20-1,390,032.12-252,794.26

Finding the Fourth Proportional to 926,715.20, 1,390,032.12 and 252,794.26

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Solution

The fourth proportional to 926,715.20, 1,390,032.12 and 252,794.26 is: 379,180.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,715.20 : 1,390,032.12 = 252,794.26 : x
  2. Step 2: Convert to fraction form
    926,715.20/1,390,032.12 = 252,794.26/x
  3. Step 3: Cross multiply
    926,715.20x = 1,390,032.12 × 252,794.26
  4. Step 4: Simplify right side
    926,715.20x = 351,392,143,837.15
  5. Step 5: Solve for x
    x = 351,392,143,837.15/926,715.20
  6. Step 6: Final answer
    x = 379,180.30

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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.