Home / 912,608.81-1,368,808.61-238,755.14

Finding the Fourth Proportional to 912,608.81, 1,368,808.61 and 238,755.14

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Solution

The fourth proportional to 912,608.81, 1,368,808.61 and 238,755.14 is: 358,105.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,608.81 : 1,368,808.61 = 238,755.14 : x
  2. Step 2: Convert to fraction form
    912,608.81/1,368,808.61 = 238,755.14/x
  3. Step 3: Cross multiply
    912,608.81x = 1,368,808.61 × 238,755.14
  4. Step 4: Simplify right side
    912,608.81x = 326,810,084,469.71
  5. Step 5: Solve for x
    x = 326,810,084,469.71/912,608.81
  6. Step 6: Final answer
    x = 358,105.34

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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.