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Finding the Fourth Proportional to 260,259.22, 359,160.60 and 152,830.54

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Solution

The fourth proportional to 260,259.22, 359,160.60 and 152,830.54 is: 210,907.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,259.22 : 359,160.60 = 152,830.54 : x
  2. Step 2: Convert to fraction form
    260,259.22/359,160.60 = 152,830.54/x
  3. Step 3: Cross multiply
    260,259.22x = 359,160.60 × 152,830.54
  4. Step 4: Simplify right side
    260,259.22x = 54,890,708,444.72
  5. Step 5: Solve for x
    x = 54,890,708,444.72/260,259.22
  6. Step 6: Final answer
    x = 210,907.83

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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.