Home / 620,631.08-930,945.24-165,222.42

Finding the Fourth Proportional to 620,631.08, 930,945.24 and 165,222.42

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Solution

The fourth proportional to 620,631.08, 930,945.24 and 165,222.42 is: 247,833.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    620,631.08 : 930,945.24 = 165,222.42 : x
  2. Step 2: Convert to fraction form
    620,631.08/930,945.24 = 165,222.42/x
  3. Step 3: Cross multiply
    620,631.08x = 930,945.24 × 165,222.42
  4. Step 4: Simplify right side
    620,631.08x = 153,813,029,804.09
  5. Step 5: Solve for x
    x = 153,813,029,804.09/620,631.08
  6. Step 6: Final answer
    x = 247,833.27

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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.