Home / 472,027.80-652,226.94-377,316.12

Finding the Fourth Proportional to 472,027.80, 652,226.94 and 377,316.12

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Solution

The fourth proportional to 472,027.80, 652,226.94 and 377,316.12 is: 521,358.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,027.80 : 652,226.94 = 377,316.12 : x
  2. Step 2: Convert to fraction form
    472,027.80/652,226.94 = 377,316.12/x
  3. Step 3: Cross multiply
    472,027.80x = 652,226.94 × 377,316.12
  4. Step 4: Simplify right side
    472,027.80x = 246,095,738,360.27
  5. Step 5: Solve for x
    x = 246,095,738,360.27/472,027.80
  6. Step 6: Final answer
    x = 521,358.57

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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.