Home / 407,293.22-610,145.15-266,625.38

Finding the Fourth Proportional to 407,293.22, 610,145.15 and 266,625.38

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Solution

The fourth proportional to 407,293.22, 610,145.15 and 266,625.38 is: 399,417.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,293.22 : 610,145.15 = 266,625.38 : x
  2. Step 2: Convert to fraction form
    407,293.22/610,145.15 = 266,625.38/x
  3. Step 3: Cross multiply
    407,293.22x = 610,145.15 × 266,625.38
  4. Step 4: Simplify right side
    407,293.22x = 162,680,178,090.05
  5. Step 5: Solve for x
    x = 162,680,178,090.05/407,293.22
  6. Step 6: Final answer
    x = 399,417.84

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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.