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Finding the Fourth Proportional to 224,522.40, 336,780.72 and 64,602.24

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Solution

The fourth proportional to 224,522.40, 336,780.72 and 64,602.24 is: 96,902.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,522.40 : 336,780.72 = 64,602.24 : x
  2. Step 2: Convert to fraction form
    224,522.40/336,780.72 = 64,602.24/x
  3. Step 3: Cross multiply
    224,522.40x = 336,780.72 × 64,602.24
  4. Step 4: Simplify right side
    224,522.40x = 21,756,788,900.81
  5. Step 5: Solve for x
    x = 21,756,788,900.81/224,522.40
  6. Step 6: Final answer
    x = 96,902.53

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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.