Home / 481,459.77-664,406.33-266,595.22

Finding the Fourth Proportional to 481,459.77, 664,406.33 and 266,595.22

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Solution

The fourth proportional to 481,459.77, 664,406.33 and 266,595.22 is: 367,896.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,459.77 : 664,406.33 = 266,595.22 : x
  2. Step 2: Convert to fraction form
    481,459.77/664,406.33 = 266,595.22/x
  3. Step 3: Cross multiply
    481,459.77x = 664,406.33 × 266,595.22
  4. Step 4: Simplify right side
    481,459.77x = 177,127,554,581.52
  5. Step 5: Solve for x
    x = 177,127,554,581.52/481,459.77
  6. Step 6: Final answer
    x = 367,896.89

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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.