Home / 801,735.70-1,106,413.02-457,564.78

Finding the Fourth Proportional to 801,735.70, 1,106,413.02 and 457,564.78

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Solution

The fourth proportional to 801,735.70, 1,106,413.02 and 457,564.78 is: 631,449.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,735.70 : 1,106,413.02 = 457,564.78 : x
  2. Step 2: Convert to fraction form
    801,735.70/1,106,413.02 = 457,564.78/x
  3. Step 3: Cross multiply
    801,735.70x = 1,106,413.02 × 457,564.78
  4. Step 4: Simplify right side
    801,735.70x = 506,255,630,085.44
  5. Step 5: Solve for x
    x = 506,255,630,085.44/801,735.70
  6. Step 6: Final answer
    x = 631,449.53

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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.