Home / 912,610.70-1,368,811.48-238,757.05

Finding the Fourth Proportional to 912,610.70, 1,368,811.48 and 238,757.05

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Solution

The fourth proportional to 912,610.70, 1,368,811.48 and 238,757.05 is: 358,108.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,610.70 : 1,368,811.48 = 238,757.05 : x
  2. Step 2: Convert to fraction form
    912,610.70/1,368,811.48 = 238,757.05/x
  3. Step 3: Cross multiply
    912,610.70x = 1,368,811.48 × 238,757.05
  4. Step 4: Simplify right side
    912,610.70x = 326,813,390,970.93
  5. Step 5: Solve for x
    x = 326,813,390,970.93/912,610.70
  6. Step 6: Final answer
    x = 358,108.22

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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.