Home / 364,744.10-503,389.55-303,382.03

Finding the Fourth Proportional to 364,744.10, 503,389.55 and 303,382.03

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Solution

The fourth proportional to 364,744.10, 503,389.55 and 303,382.03 is: 418,702.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,744.10 : 503,389.55 = 303,382.03 : x
  2. Step 2: Convert to fraction form
    364,744.10/503,389.55 = 303,382.03/x
  3. Step 3: Cross multiply
    364,744.10x = 503,389.55 × 303,382.03
  4. Step 4: Simplify right side
    364,744.10x = 152,719,343,559.79
  5. Step 5: Solve for x
    x = 152,719,343,559.79/364,744.10
  6. Step 6: Final answer
    x = 418,702.71

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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.