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Finding the Fourth Proportional to 266,477.18, 367,759.47 and 151,760.67

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Solution

The fourth proportional to 266,477.18, 367,759.47 and 151,760.67 is: 209,441.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,477.18 : 367,759.47 = 151,760.67 : x
  2. Step 2: Convert to fraction form
    266,477.18/367,759.47 = 151,760.67/x
  3. Step 3: Cross multiply
    266,477.18x = 367,759.47 × 151,760.67
  4. Step 4: Simplify right side
    266,477.18x = 55,811,423,566.04
  5. Step 5: Solve for x
    x = 55,811,423,566.04/266,477.18
  6. Step 6: Final answer
    x = 209,441.67

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1.5x scale

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.