Home / 433,288.92-598,021.36-290,298.26

Finding the Fourth Proportional to 433,288.92, 598,021.36 and 290,298.26

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Solution

The fourth proportional to 433,288.92, 598,021.36 and 290,298.26 is: 400,666.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,288.92 : 598,021.36 = 290,298.26 : x
  2. Step 2: Convert to fraction form
    433,288.92/598,021.36 = 290,298.26/x
  3. Step 3: Cross multiply
    433,288.92x = 598,021.36 × 290,298.26
  4. Step 4: Simplify right side
    433,288.92x = 173,604,560,250.83
  5. Step 5: Solve for x
    x = 173,604,560,250.83/433,288.92
  6. Step 6: Final answer
    x = 400,666.97

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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.