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Finding the Fourth Proportional to 437,166.01, 654,732.71 and 422,012.83

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Solution

The fourth proportional to 437,166.01, 654,732.71 and 422,012.83 is: 632,038.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,166.01 : 654,732.71 = 422,012.83 : x
  2. Step 2: Convert to fraction form
    437,166.01/654,732.71 = 422,012.83/x
  3. Step 3: Cross multiply
    437,166.01x = 654,732.71 × 422,012.83
  4. Step 4: Simplify right side
    437,166.01x = 276,305,603,840.67
  5. Step 5: Solve for x
    x = 276,305,603,840.67/437,166.01
  6. Step 6: Final answer
    x = 632,038.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.