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Finding the Fourth Proportional to 360,156.45, 540,573.66 and 182,790.75

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Solution

The fourth proportional to 360,156.45, 540,573.66 and 182,790.75 is: 274,358.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,156.45 : 540,573.66 = 182,790.75 : x
  2. Step 2: Convert to fraction form
    360,156.45/540,573.66 = 182,790.75/x
  3. Step 3: Cross multiply
    360,156.45x = 540,573.66 × 182,790.75
  4. Step 4: Simplify right side
    360,156.45x = 98,811,864,741.65
  5. Step 5: Solve for x
    x = 98,811,864,741.65/360,156.45
  6. Step 6: Final answer
    x = 274,358.17

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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.