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Finding the Fourth Proportional to 370,179.36, 510,848.52 and 200,413.08

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Solution

The fourth proportional to 370,179.36, 510,848.52 and 200,413.08 is: 276,570.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,179.36 : 510,848.52 = 200,413.08 : x
  2. Step 2: Convert to fraction form
    370,179.36/510,848.52 = 200,413.08/x
  3. Step 3: Cross multiply
    370,179.36x = 510,848.52 × 200,413.08
  4. Step 4: Simplify right side
    370,179.36x = 102,380,725,306.64
  5. Step 5: Solve for x
    x = 102,380,725,306.64/370,179.36
  6. Step 6: Final answer
    x = 276,570.59

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1.5x scale

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.