Home / 262,317.40-393,476.10-112,532.20

Finding the Fourth Proportional to 262,317.40, 393,476.10 and 112,532.20

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Solution

The fourth proportional to 262,317.40, 393,476.10 and 112,532.20 is: 168,798.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,317.40 : 393,476.10 = 112,532.20 : x
  2. Step 2: Convert to fraction form
    262,317.40/393,476.10 = 112,532.20/x
  3. Step 3: Cross multiply
    262,317.40x = 393,476.10 × 112,532.20
  4. Step 4: Simplify right side
    262,317.40x = 44,278,731,180.42
  5. Step 5: Solve for x
    x = 44,278,731,180.42/262,317.40
  6. Step 6: Final answer
    x = 168,798.30

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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.