Home / 291,467.10-437,200.65-166,820.70

Finding the Fourth Proportional to 291,467.10, 437,200.65 and 166,820.70

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Solution

The fourth proportional to 291,467.10, 437,200.65 and 166,820.70 is: 250,231.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,467.10 : 437,200.65 = 166,820.70 : x
  2. Step 2: Convert to fraction form
    291,467.10/437,200.65 = 166,820.70/x
  3. Step 3: Cross multiply
    291,467.10x = 437,200.65 × 166,820.70
  4. Step 4: Simplify right side
    291,467.10x = 72,934,118,473.46
  5. Step 5: Solve for x
    x = 72,934,118,473.46/291,467.10
  6. Step 6: Final answer
    x = 250,231.05

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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.