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Finding the Fourth Proportional to 533,352.69, 800,029.80 and 217,809.58

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Solution

The fourth proportional to 533,352.69, 800,029.80 and 217,809.58 is: 326,714.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,352.69 : 800,029.80 = 217,809.58 : x
  2. Step 2: Convert to fraction form
    533,352.69/800,029.80 = 217,809.58/x
  3. Step 3: Cross multiply
    533,352.69x = 800,029.80 × 217,809.58
  4. Step 4: Simplify right side
    533,352.69x = 174,254,154,725.48
  5. Step 5: Solve for x
    x = 174,254,154,725.48/533,352.69
  6. Step 6: Final answer
    x = 326,714.68

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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.