Home / 406,310.48-560,801.78-270,350.16

Finding the Fourth Proportional to 406,310.48, 560,801.78 and 270,350.16

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Solution

The fourth proportional to 406,310.48, 560,801.78 and 270,350.16 is: 373,145.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,310.48 : 560,801.78 = 270,350.16 : x
  2. Step 2: Convert to fraction form
    406,310.48/560,801.78 = 270,350.16/x
  3. Step 3: Cross multiply
    406,310.48x = 560,801.78 × 270,350.16
  4. Step 4: Simplify right side
    406,310.48x = 151,612,848,510.34
  5. Step 5: Solve for x
    x = 151,612,848,510.34/406,310.48
  6. Step 6: Final answer
    x = 373,145.31

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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.