Home / 421,060.20-581,049.18-266,094.32

Finding the Fourth Proportional to 421,060.20, 581,049.18 and 266,094.32

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Solution

The fourth proportional to 421,060.20, 581,049.18 and 266,094.32 is: 367,201.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    421,060.20 : 581,049.18 = 266,094.32 : x
  2. Step 2: Convert to fraction form
    421,060.20/581,049.18 = 266,094.32/x
  3. Step 3: Cross multiply
    421,060.20x = 581,049.18 × 266,094.32
  4. Step 4: Simplify right side
    421,060.20x = 154,613,883,533.41
  5. Step 5: Solve for x
    x = 154,613,883,533.41/421,060.20
  6. Step 6: Final answer
    x = 367,201.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.