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Finding the Fourth Proportional to 360,422.16, 540,855.59 and 183,056.46

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Solution

The fourth proportional to 360,422.16, 540,855.59 and 183,056.46 is: 274,697.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,422.16 : 540,855.59 = 183,056.46 : x
  2. Step 2: Convert to fraction form
    360,422.16/540,855.59 = 183,056.46/x
  3. Step 3: Cross multiply
    360,422.16x = 540,855.59 × 183,056.46
  4. Step 4: Simplify right side
    360,422.16x = 99,007,108,761.33
  5. Step 5: Solve for x
    x = 99,007,108,761.33/360,422.16
  6. Step 6: Final answer
    x = 274,697.62

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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.