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Finding the Fourth Proportional to 434,808.80, 651,694.80 and 224,338.40

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Solution

The fourth proportional to 434,808.80, 651,694.80 and 224,338.40 is: 336,240.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,808.80 : 651,694.80 = 224,338.40 : x
  2. Step 2: Convert to fraction form
    434,808.80/651,694.80 = 224,338.40/x
  3. Step 3: Cross multiply
    434,808.80x = 651,694.80 × 224,338.40
  4. Step 4: Simplify right side
    434,808.80x = 146,200,168,720.32
  5. Step 5: Solve for x
    x = 146,200,168,720.32/434,808.80
  6. Step 6: Final answer
    x = 336,240.13

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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.