Home / 836,497.70-1,254,037.14-331,415.52

Finding the Fourth Proportional to 836,497.70, 1,254,037.14 and 331,415.52

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Solution

The fourth proportional to 836,497.70, 1,254,037.14 and 331,415.52 is: 496,842.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,497.70 : 1,254,037.14 = 331,415.52 : x
  2. Step 2: Convert to fraction form
    836,497.70/1,254,037.14 = 331,415.52/x
  3. Step 3: Cross multiply
    836,497.70x = 1,254,037.14 × 331,415.52
  4. Step 4: Simplify right side
    836,497.70x = 415,607,370,852.41
  5. Step 5: Solve for x
    x = 415,607,370,852.41/836,497.70
  6. Step 6: Final answer
    x = 496,842.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.