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Finding the Fourth Proportional to 360,185.78, 540,259.11 and 182,688.15

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Solution

The fourth proportional to 360,185.78, 540,259.11 and 182,688.15 is: 274,022.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,185.78 : 540,259.11 = 182,688.15 : x
  2. Step 2: Convert to fraction form
    360,185.78/540,259.11 = 182,688.15/x
  3. Step 3: Cross multiply
    360,185.78x = 540,259.11 × 182,688.15
  4. Step 4: Simplify right side
    360,185.78x = 98,698,934,625.25
  5. Step 5: Solve for x
    x = 98,698,934,625.25/360,185.78
  6. Step 6: Final answer
    x = 274,022.30

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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.