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Finding the Fourth Proportional to 260,897.16, 360,092.70 and 158,955.96

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Solution

The fourth proportional to 260,897.16, 360,092.70 and 158,955.96 is: 219,392.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,897.16 : 360,092.70 = 158,955.96 : x
  2. Step 2: Convert to fraction form
    260,897.16/360,092.70 = 158,955.96/x
  3. Step 3: Cross multiply
    260,897.16x = 360,092.70 × 158,955.96
  4. Step 4: Simplify right side
    260,897.16x = 57,238,880,817.49
  5. Step 5: Solve for x
    x = 57,238,880,817.49/260,897.16
  6. Step 6: Final answer
    x = 219,392.50

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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.