Home / 956,921.86-1,320,278.16-569,413.45

Finding the Fourth Proportional to 956,921.86, 1,320,278.16 and 569,413.45

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Solution

The fourth proportional to 956,921.86, 1,320,278.16 and 569,413.45 is: 785,627.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,921.86 : 1,320,278.16 = 569,413.45 : x
  2. Step 2: Convert to fraction form
    956,921.86/1,320,278.16 = 569,413.45/x
  3. Step 3: Cross multiply
    956,921.86x = 1,320,278.16 × 569,413.45
  4. Step 4: Simplify right side
    956,921.86x = 751,784,142,045.25
  5. Step 5: Solve for x
    x = 751,784,142,045.25/956,921.86
  6. Step 6: Final answer
    x = 785,627.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.