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Finding the Fourth Proportional to 360,236.90, 540,662.55 and 160,864.10

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Solution

The fourth proportional to 360,236.90, 540,662.55 and 160,864.10 is: 241,433.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,236.90 : 540,662.55 = 160,864.10 : x
  2. Step 2: Convert to fraction form
    360,236.90/540,662.55 = 160,864.10/x
  3. Step 3: Cross multiply
    360,236.90x = 540,662.55 × 160,864.10
  4. Step 4: Simplify right side
    360,236.90x = 86,973,194,509.46
  5. Step 5: Solve for x
    x = 86,973,194,509.46/360,236.90
  6. Step 6: Final answer
    x = 241,433.33

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1.5x scale

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.