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Finding the Fourth Proportional to 602,886.75, 904,413.03 and 223,775.28

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Solution

The fourth proportional to 602,886.75, 904,413.03 and 223,775.28 is: 335,693.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,886.75 : 904,413.03 = 223,775.28 : x
  2. Step 2: Convert to fraction form
    602,886.75/904,413.03 = 223,775.28/x
  3. Step 3: Cross multiply
    602,886.75x = 904,413.03 × 223,775.28
  4. Step 4: Simplify right side
    602,886.75x = 202,385,279,023.90
  5. Step 5: Solve for x
    x = 202,385,279,023.90/602,886.75
  6. Step 6: Final answer
    x = 335,693.69

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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.