Home / 772,177.36-1,156,689.24-397,413.04

Finding the Fourth Proportional to 772,177.36, 1,156,689.24 and 397,413.04

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Solution

The fourth proportional to 772,177.36, 1,156,689.24 and 397,413.04 is: 595,308.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,177.36 : 1,156,689.24 = 397,413.04 : x
  2. Step 2: Convert to fraction form
    772,177.36/1,156,689.24 = 397,413.04/x
  3. Step 3: Cross multiply
    772,177.36x = 1,156,689.24 × 397,413.04
  4. Step 4: Simplify right side
    772,177.36x = 459,683,387,203.69
  5. Step 5: Solve for x
    x = 459,683,387,203.69/772,177.36
  6. Step 6: Final answer
    x = 595,308.04

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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.