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Finding the Fourth Proportional to 264,019.38, 364,409.76 and 156,651.72

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Solution

The fourth proportional to 264,019.38, 364,409.76 and 156,651.72 is: 216,216.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,019.38 : 364,409.76 = 156,651.72 : x
  2. Step 2: Convert to fraction form
    264,019.38/364,409.76 = 156,651.72/x
  3. Step 3: Cross multiply
    264,019.38x = 364,409.76 × 156,651.72
  4. Step 4: Simplify right side
    264,019.38x = 57,085,415,688.79
  5. Step 5: Solve for x
    x = 57,085,415,688.79/264,019.38
  6. Step 6: Final answer
    x = 216,216.76

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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.