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Finding the Fourth Proportional to 262,230.24, 393,345.72 and 112,373.32

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Solution

The fourth proportional to 262,230.24, 393,345.72 and 112,373.32 is: 168,560.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,230.24 : 393,345.72 = 112,373.32 : x
  2. Step 2: Convert to fraction form
    262,230.24/393,345.72 = 112,373.32/x
  3. Step 3: Cross multiply
    262,230.24x = 393,345.72 × 112,373.32
  4. Step 4: Simplify right side
    262,230.24x = 44,201,564,464.19
  5. Step 5: Solve for x
    x = 44,201,564,464.19/262,230.24
  6. Step 6: Final answer
    x = 168,560.13

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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.