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Finding the Fourth Proportional to 264,019.86, 364,410.45 and 156,652.20

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Solution

The fourth proportional to 264,019.86, 364,410.45 and 156,652.20 is: 216,217.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,019.86 : 364,410.45 = 156,652.20 : x
  2. Step 2: Convert to fraction form
    264,019.86/364,410.45 = 156,652.20/x
  3. Step 3: Cross multiply
    264,019.86x = 364,410.45 × 156,652.20
  4. Step 4: Simplify right side
    264,019.86x = 57,085,698,695.49
  5. Step 5: Solve for x
    x = 57,085,698,695.49/264,019.86
  6. Step 6: Final answer
    x = 216,217.44

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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.