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Finding the Fourth Proportional to 295,299.74, 442,589.75 and 153,066.60

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Solution

The fourth proportional to 295,299.74, 442,589.75 and 153,066.60 is: 229,413.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,299.74 : 442,589.75 = 153,066.60 : x
  2. Step 2: Convert to fraction form
    295,299.74/442,589.75 = 153,066.60/x
  3. Step 3: Cross multiply
    295,299.74x = 442,589.75 × 153,066.60
  4. Step 4: Simplify right side
    295,299.74x = 67,745,708,036.02
  5. Step 5: Solve for x
    x = 67,745,708,036.02/295,299.74
  6. Step 6: Final answer
    x = 229,413.37

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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.