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Finding the Fourth Proportional to 228,692.41, 341,728.15 and 174,358.21

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Solution

The fourth proportional to 228,692.41, 341,728.15 and 174,358.21 is: 260,538.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,692.41 : 341,728.15 = 174,358.21 : x
  2. Step 2: Convert to fraction form
    228,692.41/341,728.15 = 174,358.21/x
  3. Step 3: Cross multiply
    228,692.41x = 341,728.15 × 174,358.21
  4. Step 4: Simplify right side
    228,692.41x = 59,583,108,540.61
  5. Step 5: Solve for x
    x = 59,583,108,540.61/228,692.41
  6. Step 6: Final answer
    x = 260,538.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.