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Finding the Fourth Proportional to 286,773.04, 395,744.60 and 159,447.52

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Solution

The fourth proportional to 286,773.04, 395,744.60 and 159,447.52 is: 220,036.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,773.04 : 395,744.60 = 159,447.52 : x
  2. Step 2: Convert to fraction form
    286,773.04/395,744.60 = 159,447.52/x
  3. Step 3: Cross multiply
    286,773.04x = 395,744.60 × 159,447.52
  4. Step 4: Simplify right side
    286,773.04x = 63,100,495,023.39
  5. Step 5: Solve for x
    x = 63,100,495,023.39/286,773.04
  6. Step 6: Final answer
    x = 220,036.36

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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.