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Finding the Fourth Proportional to 433,498.74, 598,388.76 and 326,379.48

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Solution

The fourth proportional to 433,498.74, 598,388.76 and 326,379.48 is: 450,524.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,498.74 : 598,388.76 = 326,379.48 : x
  2. Step 2: Convert to fraction form
    433,498.74/598,388.76 = 326,379.48/x
  3. Step 3: Cross multiply
    433,498.74x = 598,388.76 × 326,379.48
  4. Step 4: Simplify right side
    433,498.74x = 195,301,812,326.65
  5. Step 5: Solve for x
    x = 195,301,812,326.65/433,498.74
  6. Step 6: Final answer
    x = 450,524.52

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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.