Home / 804,942.40-1,207,413.60-604,175.80

Finding the Fourth Proportional to 804,942.40, 1,207,413.60 and 604,175.80

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Solution

The fourth proportional to 804,942.40, 1,207,413.60 and 604,175.80 is: 906,263.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,942.40 : 1,207,413.60 = 604,175.80 : x
  2. Step 2: Convert to fraction form
    804,942.40/1,207,413.60 = 604,175.80/x
  3. Step 3: Cross multiply
    804,942.40x = 1,207,413.60 × 604,175.80
  4. Step 4: Simplify right side
    804,942.40x = 729,490,077,710.88
  5. Step 5: Solve for x
    x = 729,490,077,710.88/804,942.40
  6. Step 6: Final answer
    x = 906,263.70

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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.