Home / 404,914.16-607,308.98-135,047.04

Finding the Fourth Proportional to 404,914.16, 607,308.98 and 135,047.04

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Solution

The fourth proportional to 404,914.16, 607,308.98 and 135,047.04 is: 202,549.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,914.16 : 607,308.98 = 135,047.04 : x
  2. Step 2: Convert to fraction form
    404,914.16/607,308.98 = 135,047.04/x
  3. Step 3: Cross multiply
    404,914.16x = 607,308.98 × 135,047.04
  4. Step 4: Simplify right side
    404,914.16x = 82,015,279,439.18
  5. Step 5: Solve for x
    x = 82,015,279,439.18/404,914.16
  6. Step 6: Final answer
    x = 202,549.80

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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.