Home / 535,482.09-738,975.15-293,749.94

Finding the Fourth Proportional to 535,482.09, 738,975.15 and 293,749.94

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Solution

The fourth proportional to 535,482.09, 738,975.15 and 293,749.94 is: 405,380.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,482.09 : 738,975.15 = 293,749.94 : x
  2. Step 2: Convert to fraction form
    535,482.09/738,975.15 = 293,749.94/x
  3. Step 3: Cross multiply
    535,482.09x = 738,975.15 × 293,749.94
  4. Step 4: Simplify right side
    535,482.09x = 217,073,907,821.43
  5. Step 5: Solve for x
    x = 217,073,907,821.43/535,482.09
  6. Step 6: Final answer
    x = 405,380.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.