Home / 469,788.60-648,304.98-254,923.16

Finding the Fourth Proportional to 469,788.60, 648,304.98 and 254,923.16

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Solution

The fourth proportional to 469,788.60, 648,304.98 and 254,923.16 is: 351,792.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,788.60 : 648,304.98 = 254,923.16 : x
  2. Step 2: Convert to fraction form
    469,788.60/648,304.98 = 254,923.16/x
  3. Step 3: Cross multiply
    469,788.60x = 648,304.98 × 254,923.16
  4. Step 4: Simplify right side
    469,788.60x = 165,267,954,145.34
  5. Step 5: Solve for x
    x = 165,267,954,145.34/469,788.60
  6. Step 6: Final answer
    x = 351,792.18

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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.