Home / 787,413.36-1,181,308.19-254,934.98

Finding the Fourth Proportional to 787,413.36, 1,181,308.19 and 254,934.98

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Solution

The fourth proportional to 787,413.36, 1,181,308.19 and 254,934.98 is: 382,463.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,413.36 : 1,181,308.19 = 254,934.98 : x
  2. Step 2: Convert to fraction form
    787,413.36/1,181,308.19 = 254,934.98/x
  3. Step 3: Cross multiply
    787,413.36x = 1,181,308.19 × 254,934.98
  4. Step 4: Simplify right side
    787,413.36x = 301,156,779,791.49
  5. Step 5: Solve for x
    x = 301,156,779,791.49/787,413.36
  6. Step 6: Final answer
    x = 382,463.39

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Double scale
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1.5x scale

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.