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Finding the Fourth Proportional to 260,188.47, 359,062.88 and 152,759.79

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Solution

The fourth proportional to 260,188.47, 359,062.88 and 152,759.79 is: 210,810.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,188.47 : 359,062.88 = 152,759.79 : x
  2. Step 2: Convert to fraction form
    260,188.47/359,062.88 = 152,759.79/x
  3. Step 3: Cross multiply
    260,188.47x = 359,062.88 × 152,759.79
  4. Step 4: Simplify right side
    260,188.47x = 54,850,369,381.80
  5. Step 5: Solve for x
    x = 54,850,369,381.80/260,188.47
  6. Step 6: Final answer
    x = 210,810.15

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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.