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Finding the Fourth Proportional to 360,106.11, 540,070.83 and 170,559.63

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Solution

The fourth proportional to 360,106.11, 540,070.83 and 170,559.63 is: 255,797.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,106.11 : 540,070.83 = 170,559.63 : x
  2. Step 2: Convert to fraction form
    360,106.11/540,070.83 = 170,559.63/x
  3. Step 3: Cross multiply
    360,106.11x = 540,070.83 × 170,559.63
  4. Step 4: Simplify right side
    360,106.11x = 92,114,280,938.59
  5. Step 5: Solve for x
    x = 92,114,280,938.59/360,106.11
  6. Step 6: Final answer
    x = 255,797.61

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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.