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Finding the Fourth Proportional to 433,608.51, 598,308.35 and 272,348.70

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Solution

The fourth proportional to 433,608.51, 598,308.35 and 272,348.70 is: 375,796.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,608.51 : 598,308.35 = 272,348.70 : x
  2. Step 2: Convert to fraction form
    433,608.51/598,308.35 = 272,348.70/x
  3. Step 3: Cross multiply
    433,608.51x = 598,308.35 × 272,348.70
  4. Step 4: Simplify right side
    433,608.51x = 162,948,501,321.65
  5. Step 5: Solve for x
    x = 162,948,501,321.65/433,608.51
  6. Step 6: Final answer
    x = 375,796.36

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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.