Home / 708,413.52-1,062,041.22-329,570.40

Finding the Fourth Proportional to 708,413.52, 1,062,041.22 and 329,570.40

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Solution

The fourth proportional to 708,413.52, 1,062,041.22 and 329,570.40 is: 494,086.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,413.52 : 1,062,041.22 = 329,570.40 : x
  2. Step 2: Convert to fraction form
    708,413.52/1,062,041.22 = 329,570.40/x
  3. Step 3: Cross multiply
    708,413.52x = 1,062,041.22 × 329,570.40
  4. Step 4: Simplify right side
    708,413.52x = 350,017,349,691.89
  5. Step 5: Solve for x
    x = 350,017,349,691.89/708,413.52
  6. Step 6: Final answer
    x = 494,086.21

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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.