Home / 912,606.86-1,368,805.75-238,753.22

Finding the Fourth Proportional to 912,606.86, 1,368,805.75 and 238,753.22

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Solution

The fourth proportional to 912,606.86, 1,368,805.75 and 238,753.22 is: 358,102.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,606.86 : 1,368,805.75 = 238,753.22 : x
  2. Step 2: Convert to fraction form
    912,606.86/1,368,805.75 = 238,753.22/x
  3. Step 3: Cross multiply
    912,606.86x = 1,368,805.75 × 238,753.22
  4. Step 4: Simplify right side
    912,606.86x = 326,806,772,926.10
  5. Step 5: Solve for x
    x = 326,806,772,926.10/912,606.86
  6. Step 6: Final answer
    x = 358,102.47

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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.