Home / 266,284.56-367,473.36-145,426.80

Finding the Fourth Proportional to 266,284.56, 367,473.36 and 145,426.80

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Solution

The fourth proportional to 266,284.56, 367,473.36 and 145,426.80 is: 200,689.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,284.56 : 367,473.36 = 145,426.80 : x
  2. Step 2: Convert to fraction form
    266,284.56/367,473.36 = 145,426.80/x
  3. Step 3: Cross multiply
    266,284.56x = 367,473.36 × 145,426.80
  4. Step 4: Simplify right side
    266,284.56x = 53,440,474,830.05
  5. Step 5: Solve for x
    x = 53,440,474,830.05/266,284.56
  6. Step 6: Final answer
    x = 200,689.35

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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.