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Finding the Fourth Proportional to 294,159.60, 440,656.20 and 160,801.20

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Solution

The fourth proportional to 294,159.60, 440,656.20 and 160,801.20 is: 240,883.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,159.60 : 440,656.20 = 160,801.20 : x
  2. Step 2: Convert to fraction form
    294,159.60/440,656.20 = 160,801.20/x
  3. Step 3: Cross multiply
    294,159.60x = 440,656.20 × 160,801.20
  4. Step 4: Simplify right side
    294,159.60x = 70,858,045,747.44
  5. Step 5: Solve for x
    x = 70,858,045,747.44/294,159.60
  6. Step 6: Final answer
    x = 240,883.00

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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.