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Finding the Fourth Proportional to 585,572.29, 808,261.13 and 340,614.32

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Solution

The fourth proportional to 585,572.29, 808,261.13 and 340,614.32 is: 470,147.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,572.29 : 808,261.13 = 340,614.32 : x
  2. Step 2: Convert to fraction form
    585,572.29/808,261.13 = 340,614.32/x
  3. Step 3: Cross multiply
    585,572.29x = 808,261.13 × 340,614.32
  4. Step 4: Simplify right side
    585,572.29x = 275,305,311,987.61
  5. Step 5: Solve for x
    x = 275,305,311,987.61/585,572.29
  6. Step 6: Final answer
    x = 470,147.44

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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.