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Finding the Fourth Proportional to 585,980.92, 808,206.42 and 504,443.08

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Solution

The fourth proportional to 585,980.92, 808,206.42 and 504,443.08 is: 695,746.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,980.92 : 808,206.42 = 504,443.08 : x
  2. Step 2: Convert to fraction form
    585,980.92/808,206.42 = 504,443.08/x
  3. Step 3: Cross multiply
    585,980.92x = 808,206.42 × 504,443.08
  4. Step 4: Simplify right side
    585,980.92x = 407,694,135,780.57
  5. Step 5: Solve for x
    x = 407,694,135,780.57/585,980.92
  6. Step 6: Final answer
    x = 695,746.43

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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.