Home / 904,897.98-1,356,413.85-406,611.90

Finding the Fourth Proportional to 904,897.98, 1,356,413.85 and 406,611.90

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Solution

The fourth proportional to 904,897.98, 1,356,413.85 and 406,611.90 is: 609,498.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,897.98 : 1,356,413.85 = 406,611.90 : x
  2. Step 2: Convert to fraction form
    904,897.98/1,356,413.85 = 406,611.90/x
  3. Step 3: Cross multiply
    904,897.98x = 1,356,413.85 × 406,611.90
  4. Step 4: Simplify right side
    904,897.98x = 551,534,012,734.82
  5. Step 5: Solve for x
    x = 551,534,012,734.82/904,897.98
  6. Step 6: Final answer
    x = 609,498.56

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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.