Home / 928,779.26-1,281,855.48-566,413.32

Finding the Fourth Proportional to 928,779.26, 1,281,855.48 and 566,413.32

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Solution

The fourth proportional to 928,779.26, 1,281,855.48 and 566,413.32 is: 781,735.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,779.26 : 1,281,855.48 = 566,413.32 : x
  2. Step 2: Convert to fraction form
    928,779.26/1,281,855.48 = 566,413.32/x
  3. Step 3: Cross multiply
    928,779.26x = 1,281,855.48 × 566,413.32
  4. Step 4: Simplify right side
    928,779.26x = 726,060,018,186.99
  5. Step 5: Solve for x
    x = 726,060,018,186.99/928,779.26
  6. Step 6: Final answer
    x = 781,735.82

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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.