Home / 335,288.50-462,670.05-197,445.49

Finding the Fourth Proportional to 335,288.50, 462,670.05 and 197,445.49

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Solution

The fourth proportional to 335,288.50, 462,670.05 and 197,445.49 is: 272,458.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,288.50 : 462,670.05 = 197,445.49 : x
  2. Step 2: Convert to fraction form
    335,288.50/462,670.05 = 197,445.49/x
  3. Step 3: Cross multiply
    335,288.50x = 462,670.05 × 197,445.49
  4. Step 4: Simplify right side
    335,288.50x = 91,352,114,730.57
  5. Step 5: Solve for x
    x = 91,352,114,730.57/335,288.50
  6. Step 6: Final answer
    x = 272,458.24

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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.