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Finding the Fourth Proportional to 360,129.41, 540,533.16 and 182,763.71

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Solution

The fourth proportional to 360,129.41, 540,533.16 and 182,763.71 is: 274,317.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,129.41 : 540,533.16 = 182,763.71 : x
  2. Step 2: Convert to fraction form
    360,129.41/540,533.16 = 182,763.71/x
  3. Step 3: Cross multiply
    360,129.41x = 540,533.16 × 182,763.71
  4. Step 4: Simplify right side
    360,129.41x = 98,789,845,699.62
  5. Step 5: Solve for x
    x = 98,789,845,699.62/360,129.41
  6. Step 6: Final answer
    x = 274,317.63

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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.