Home / 282,465.44-389,707.43-159,941.13

Finding the Fourth Proportional to 282,465.44, 389,707.43 and 159,941.13

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Solution

The fourth proportional to 282,465.44, 389,707.43 and 159,941.13 is: 220,665.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,465.44 : 389,707.43 = 159,941.13 : x
  2. Step 2: Convert to fraction form
    282,465.44/389,707.43 = 159,941.13/x
  3. Step 3: Cross multiply
    282,465.44x = 389,707.43 × 159,941.13
  4. Step 4: Simplify right side
    282,465.44x = 62,330,246,723.60
  5. Step 5: Solve for x
    x = 62,330,246,723.60/282,465.44
  6. Step 6: Final answer
    x = 220,665.04

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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.