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Finding the Fourth Proportional to 360,362.12, 540,869.22 and 192,024.68

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Solution

The fourth proportional to 360,362.12, 540,869.22 and 192,024.68 is: 288,210.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,362.12 : 540,869.22 = 192,024.68 : x
  2. Step 2: Convert to fraction form
    360,362.12/540,869.22 = 192,024.68/x
  3. Step 3: Cross multiply
    360,362.12x = 540,869.22 × 192,024.68
  4. Step 4: Simplify right side
    360,362.12x = 103,860,236,188.00
  5. Step 5: Solve for x
    x = 103,860,236,188.00/360,362.12
  6. Step 6: Final answer
    x = 288,210.75

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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.