Home / 472,144.14-651,558.94-257,284.15

Finding the Fourth Proportional to 472,144.14, 651,558.94 and 257,284.15

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Solution

The fourth proportional to 472,144.14, 651,558.94 and 257,284.15 is: 355,052.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,144.14 : 651,558.94 = 257,284.15 : x
  2. Step 2: Convert to fraction form
    472,144.14/651,558.94 = 257,284.15/x
  3. Step 3: Cross multiply
    472,144.14x = 651,558.94 × 257,284.15
  4. Step 4: Simplify right side
    472,144.14x = 167,635,785,780.69
  5. Step 5: Solve for x
    x = 167,635,785,780.69/472,144.14
  6. Step 6: Final answer
    x = 355,052.14

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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.