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Finding the Fourth Proportional to 404,733.96, 607,045.64 and 120,468.38

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Solution

The fourth proportional to 404,733.96, 607,045.64 and 120,468.38 is: 180,686.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,733.96 : 607,045.64 = 120,468.38 : x
  2. Step 2: Convert to fraction form
    404,733.96/607,045.64 = 120,468.38/x
  3. Step 3: Cross multiply
    404,733.96x = 607,045.64 × 120,468.38
  4. Step 4: Simplify right side
    404,733.96x = 73,129,805,752.14
  5. Step 5: Solve for x
    x = 73,129,805,752.14/404,733.96
  6. Step 6: Final answer
    x = 180,686.11

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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.