Home / 659,731.44-910,433.32-373,311.38

Finding the Fourth Proportional to 659,731.44, 910,433.32 and 373,311.38

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Solution

The fourth proportional to 659,731.44, 910,433.32 and 373,311.38 is: 515,171.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,731.44 : 910,433.32 = 373,311.38 : x
  2. Step 2: Convert to fraction form
    659,731.44/910,433.32 = 373,311.38/x
  3. Step 3: Cross multiply
    659,731.44x = 910,433.32 × 373,311.38
  4. Step 4: Simplify right side
    659,731.44x = 339,875,119,087.18
  5. Step 5: Solve for x
    x = 339,875,119,087.18/659,731.44
  6. Step 6: Final answer
    x = 515,171.93

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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.