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Finding the Fourth Proportional to 360,153.42, 539,798.67 and 167,768.52

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Solution

The fourth proportional to 360,153.42, 539,798.67 and 167,768.52 is: 251,451.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,153.42 : 539,798.67 = 167,768.52 : x
  2. Step 2: Convert to fraction form
    360,153.42/539,798.67 = 167,768.52/x
  3. Step 3: Cross multiply
    360,153.42x = 539,798.67 × 167,768.52
  4. Step 4: Simplify right side
    360,153.42x = 90,561,223,963.87
  5. Step 5: Solve for x
    x = 90,561,223,963.87/360,153.42
  6. Step 6: Final answer
    x = 251,451.80

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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.