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Finding the Fourth Proportional to 262,669.60, 393,372.64 and 150,008.32

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Solution

The fourth proportional to 262,669.60, 393,372.64 and 150,008.32 is: 224,651.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,669.60 : 393,372.64 = 150,008.32 : x
  2. Step 2: Convert to fraction form
    262,669.60/393,372.64 = 150,008.32/x
  3. Step 3: Cross multiply
    262,669.60x = 393,372.64 × 150,008.32
  4. Step 4: Simplify right side
    262,669.60x = 59,009,168,860.36
  5. Step 5: Solve for x
    x = 59,009,168,860.36/262,669.60
  6. Step 6: Final answer
    x = 224,651.69

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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.