Home / 434,333.04-651,468.72-134,806.44

Finding the Fourth Proportional to 434,333.04, 651,468.72 and 134,806.44

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Solution

The fourth proportional to 434,333.04, 651,468.72 and 134,806.44 is: 202,200.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,333.04 : 651,468.72 = 134,806.44 : x
  2. Step 2: Convert to fraction form
    434,333.04/651,468.72 = 134,806.44/x
  3. Step 3: Cross multiply
    434,333.04x = 651,468.72 × 134,806.44
  4. Step 4: Simplify right side
    434,333.04x = 87,822,178,914.56
  5. Step 5: Solve for x
    x = 87,822,178,914.56/434,333.04
  6. Step 6: Final answer
    x = 202,200.09

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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.