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Finding the Fourth Proportional to 262,859.90, 362,368.98 and 187,277.18

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Solution

The fourth proportional to 262,859.90, 362,368.98 and 187,277.18 is: 258,173.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,859.90 : 362,368.98 = 187,277.18 : x
  2. Step 2: Convert to fraction form
    262,859.90/362,368.98 = 187,277.18/x
  3. Step 3: Cross multiply
    262,859.90x = 362,368.98 × 187,277.18
  4. Step 4: Simplify right side
    262,859.90x = 67,863,440,693.88
  5. Step 5: Solve for x
    x = 67,863,440,693.88/262,859.90
  6. Step 6: Final answer
    x = 258,173.43

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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.