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Finding the Fourth Proportional to 404,522.49, 607,156.44 and 204,984.26

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Solution

The fourth proportional to 404,522.49, 607,156.44 and 204,984.26 is: 307,665.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,522.49 : 607,156.44 = 204,984.26 : x
  2. Step 2: Convert to fraction form
    404,522.49/607,156.44 = 204,984.26/x
  3. Step 3: Cross multiply
    404,522.49x = 607,156.44 × 204,984.26
  4. Step 4: Simplify right side
    404,522.49x = 124,457,513,557.63
  5. Step 5: Solve for x
    x = 124,457,513,557.63/404,522.49
  6. Step 6: Final answer
    x = 307,665.25

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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.