Home / 472,110.86-651,504.57-257,252.78

Finding the Fourth Proportional to 472,110.86, 651,504.57 and 257,252.78

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Solution

The fourth proportional to 472,110.86, 651,504.57 and 257,252.78 is: 355,004.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,110.86 : 651,504.57 = 257,252.78 : x
  2. Step 2: Convert to fraction form
    472,110.86/651,504.57 = 257,252.78/x
  3. Step 3: Cross multiply
    472,110.86x = 651,504.57 × 257,252.78
  4. Step 4: Simplify right side
    472,110.86x = 167,601,361,815.21
  5. Step 5: Solve for x
    x = 167,601,361,815.21/472,110.86
  6. Step 6: Final answer
    x = 355,004.25

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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.