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Finding the Fourth Proportional to 507,144.01, 760,858.25 and 203,751.22

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Solution

The fourth proportional to 507,144.01, 760,858.25 and 203,751.22 is: 305,683.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,144.01 : 760,858.25 = 203,751.22 : x
  2. Step 2: Convert to fraction form
    507,144.01/760,858.25 = 203,751.22/x
  3. Step 3: Cross multiply
    507,144.01x = 760,858.25 × 203,751.22
  4. Step 4: Simplify right side
    507,144.01x = 155,025,797,330.19
  5. Step 5: Solve for x
    x = 155,025,797,330.19/507,144.01
  6. Step 6: Final answer
    x = 305,683.97

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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.