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Finding the Fourth Proportional to 634,770.62, 875,983.46 and 362,844.41

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Solution

The fourth proportional to 634,770.62, 875,983.46 and 362,844.41 is: 500,725.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,770.62 : 875,983.46 = 362,844.41 : x
  2. Step 2: Convert to fraction form
    634,770.62/875,983.46 = 362,844.41/x
  3. Step 3: Cross multiply
    634,770.62x = 875,983.46 × 362,844.41
  4. Step 4: Simplify right side
    634,770.62x = 317,845,695,519.32
  5. Step 5: Solve for x
    x = 317,845,695,519.32/634,770.62
  6. Step 6: Final answer
    x = 500,725.28

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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.