Home / 831,578.88-1,247,177.61-232,582.38

Finding the Fourth Proportional to 831,578.88, 1,247,177.61 and 232,582.38

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Solution

The fourth proportional to 831,578.88, 1,247,177.61 and 232,582.38 is: 348,820.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,578.88 : 1,247,177.61 = 232,582.38 : x
  2. Step 2: Convert to fraction form
    831,578.88/1,247,177.61 = 232,582.38/x
  3. Step 3: Cross multiply
    831,578.88x = 1,247,177.61 × 232,582.38
  4. Step 4: Simplify right side
    831,578.88x = 290,071,536,816.51
  5. Step 5: Solve for x
    x = 290,071,536,816.51/831,578.88
  6. Step 6: Final answer
    x = 348,820.23

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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.