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Finding the Fourth Proportional to 240,035.60, 360,053.40 and 193,379.60

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Solution

The fourth proportional to 240,035.60, 360,053.40 and 193,379.60 is: 290,069.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,035.60 : 360,053.40 = 193,379.60 : x
  2. Step 2: Convert to fraction form
    240,035.60/360,053.40 = 193,379.60/x
  3. Step 3: Cross multiply
    240,035.60x = 360,053.40 × 193,379.60
  4. Step 4: Simplify right side
    240,035.60x = 69,626,982,470.64
  5. Step 5: Solve for x
    x = 69,626,982,470.64/240,035.60
  6. Step 6: Final answer
    x = 290,069.40

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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.