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Finding the Fourth Proportional to 262,252.60, 393,674.55 and 173,679.10

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Solution

The fourth proportional to 262,252.60, 393,674.55 and 173,679.10 is: 260,714.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,252.60 : 393,674.55 = 173,679.10 : x
  2. Step 2: Convert to fraction form
    262,252.60/393,674.55 = 173,679.10/x
  3. Step 3: Cross multiply
    262,252.60x = 393,674.55 × 173,679.10
  4. Step 4: Simplify right side
    262,252.60x = 68,373,041,536.91
  5. Step 5: Solve for x
    x = 68,373,041,536.91/262,252.60
  6. Step 6: Final answer
    x = 260,714.45

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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.