Home / 266,349.47-367,560.09-145,490.79

Finding the Fourth Proportional to 266,349.47, 367,560.09 and 145,490.79

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Solution

The fourth proportional to 266,349.47, 367,560.09 and 145,490.79 is: 200,776.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,349.47 : 367,560.09 = 145,490.79 : x
  2. Step 2: Convert to fraction form
    266,349.47/367,560.09 = 145,490.79/x
  3. Step 3: Cross multiply
    266,349.47x = 367,560.09 × 145,490.79
  4. Step 4: Simplify right side
    266,349.47x = 53,476,607,866.57
  5. Step 5: Solve for x
    x = 53,476,607,866.57/266,349.47
  6. Step 6: Final answer
    x = 200,776.10

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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.