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Finding the Fourth Proportional to 335,295.90, 462,595.05 and 190,086.12

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Solution

The fourth proportional to 335,295.90, 462,595.05 and 190,086.12 is: 262,254.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,295.90 : 462,595.05 = 190,086.12 : x
  2. Step 2: Convert to fraction form
    335,295.90/462,595.05 = 190,086.12/x
  3. Step 3: Cross multiply
    335,295.90x = 462,595.05 × 190,086.12
  4. Step 4: Simplify right side
    335,295.90x = 87,932,898,185.71
  5. Step 5: Solve for x
    x = 87,932,898,185.71/335,295.90
  6. Step 6: Final answer
    x = 262,254.62

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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.