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Finding the Fourth Proportional to 373,538.27, 557,394.01 and 333,280.51

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Solution

The fourth proportional to 373,538.27, 557,394.01 and 333,280.51 is: 497,321.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,538.27 : 557,394.01 = 333,280.51 : x
  2. Step 2: Convert to fraction form
    373,538.27/557,394.01 = 333,280.51/x
  3. Step 3: Cross multiply
    373,538.27x = 557,394.01 × 333,280.51
  4. Step 4: Simplify right side
    373,538.27x = 185,768,559,923.75
  5. Step 5: Solve for x
    x = 185,768,559,923.75/373,538.27
  6. Step 6: Final answer
    x = 497,321.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.