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Finding the Fourth Proportional to 260,401.74, 359,209.71 and 151,493.84

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Solution

The fourth proportional to 260,401.74, 359,209.71 and 151,493.84 is: 208,977.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,401.74 : 359,209.71 = 151,493.84 : x
  2. Step 2: Convert to fraction form
    260,401.74/359,209.71 = 151,493.84/x
  3. Step 3: Cross multiply
    260,401.74x = 359,209.71 × 151,493.84
  4. Step 4: Simplify right side
    260,401.74x = 54,418,058,333.19
  5. Step 5: Solve for x
    x = 54,418,058,333.19/260,401.74
  6. Step 6: Final answer
    x = 208,977.32

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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.