Home / 679,632.70-937,917.18-373,732.27

Finding the Fourth Proportional to 679,632.70, 937,917.18 and 373,732.27

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Solution

The fourth proportional to 679,632.70, 937,917.18 and 373,732.27 is: 515,763.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,632.70 : 937,917.18 = 373,732.27 : x
  2. Step 2: Convert to fraction form
    679,632.70/937,917.18 = 373,732.27/x
  3. Step 3: Cross multiply
    679,632.70x = 937,917.18 × 373,732.27
  4. Step 4: Simplify right side
    679,632.70x = 350,529,916,753.40
  5. Step 5: Solve for x
    x = 350,529,916,753.40/679,632.70
  6. Step 6: Final answer
    x = 515,763.76

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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.