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Finding the Fourth Proportional to 234,461.80, 351,692.70 and 224,223.40

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Solution

The fourth proportional to 234,461.80, 351,692.70 and 224,223.40 is: 336,335.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,461.80 : 351,692.70 = 224,223.40 : x
  2. Step 2: Convert to fraction form
    234,461.80/351,692.70 = 224,223.40/x
  3. Step 3: Cross multiply
    234,461.80x = 351,692.70 × 224,223.40
  4. Step 4: Simplify right side
    234,461.80x = 78,857,732,949.18
  5. Step 5: Solve for x
    x = 78,857,732,949.18/234,461.80
  6. Step 6: Final answer
    x = 336,335.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.