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Finding the Fourth Proportional to 404,729.30, 607,093.95 and 404,729.30

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Solution

The fourth proportional to 404,729.30, 607,093.95 and 404,729.30 is: 607,093.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,729.30 : 607,093.95 = 404,729.30 : x
  2. Step 2: Convert to fraction form
    404,729.30/607,093.95 = 404,729.30/x
  3. Step 3: Cross multiply
    404,729.30x = 607,093.95 × 404,729.30
  4. Step 4: Simplify right side
    404,729.30x = 245,708,709,417.74
  5. Step 5: Solve for x
    x = 245,708,709,417.74/404,729.30
  6. Step 6: Final answer
    x = 607,093.95

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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.