Home / 634,171.03-875,164.53-347,690.41

Finding the Fourth Proportional to 634,171.03, 875,164.53 and 347,690.41

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Solution

The fourth proportional to 634,171.03, 875,164.53 and 347,690.41 is: 479,817.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,171.03 : 875,164.53 = 347,690.41 : x
  2. Step 2: Convert to fraction form
    634,171.03/875,164.53 = 347,690.41/x
  3. Step 3: Cross multiply
    634,171.03x = 875,164.53 × 347,690.41
  4. Step 4: Simplify right side
    634,171.03x = 304,286,314,253.16
  5. Step 5: Solve for x
    x = 304,286,314,253.16/634,171.03
  6. Step 6: Final answer
    x = 479,817.43

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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.