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Finding the Fourth Proportional to 265,382.46, 366,234.32 and 144,530.30

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Solution

The fourth proportional to 265,382.46, 366,234.32 and 144,530.30 is: 199,455.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,382.46 : 366,234.32 = 144,530.30 : x
  2. Step 2: Convert to fraction form
    265,382.46/366,234.32 = 144,530.30/x
  3. Step 3: Cross multiply
    265,382.46x = 366,234.32 × 144,530.30
  4. Step 4: Simplify right side
    265,382.46x = 52,931,957,416.81
  5. Step 5: Solve for x
    x = 52,931,957,416.81/265,382.46
  6. Step 6: Final answer
    x = 199,455.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.