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Finding the Fourth Proportional to 456,411.97, 629,800.04 and 252,430.48

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Solution

The fourth proportional to 456,411.97, 629,800.04 and 252,430.48 is: 348,327.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,411.97 : 629,800.04 = 252,430.48 : x
  2. Step 2: Convert to fraction form
    456,411.97/629,800.04 = 252,430.48/x
  3. Step 3: Cross multiply
    456,411.97x = 629,800.04 × 252,430.48
  4. Step 4: Simplify right side
    456,411.97x = 158,980,723,252.22
  5. Step 5: Solve for x
    x = 158,980,723,252.22/456,411.97
  6. Step 6: Final answer
    x = 348,327.25

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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.