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Finding the Fourth Proportional to 378,381.19, 567,555.37 and 94,065.79

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Solution

The fourth proportional to 378,381.19, 567,555.37 and 94,065.79 is: 141,094.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,381.19 : 567,555.37 = 94,065.79 : x
  2. Step 2: Convert to fraction form
    378,381.19/567,555.37 = 94,065.79/x
  3. Step 3: Cross multiply
    378,381.19x = 567,555.37 × 94,065.79
  4. Step 4: Simplify right side
    378,381.19x = 53,387,544,247.79
  5. Step 5: Solve for x
    x = 53,387,544,247.79/378,381.19
  6. Step 6: Final answer
    x = 141,094.60

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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.