Home / 533,205.72-799,784.01-133,837.65

Finding the Fourth Proportional to 533,205.72, 799,784.01 and 133,837.65

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Solution

The fourth proportional to 533,205.72, 799,784.01 and 133,837.65 is: 200,750.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,205.72 : 799,784.01 = 133,837.65 : x
  2. Step 2: Convert to fraction form
    533,205.72/799,784.01 = 133,837.65/x
  3. Step 3: Cross multiply
    533,205.72x = 799,784.01 × 133,837.65
  4. Step 4: Simplify right side
    533,205.72x = 107,041,212,405.98
  5. Step 5: Solve for x
    x = 107,041,212,405.98/533,205.72
  6. Step 6: Final answer
    x = 200,750.31

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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.