Home / 634,212.44-875,206.50-347,731.82

Finding the Fourth Proportional to 634,212.44, 875,206.50 and 347,731.82

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Solution

The fourth proportional to 634,212.44, 875,206.50 and 347,731.82 is: 479,866.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,212.44 : 875,206.50 = 347,731.82 : x
  2. Step 2: Convert to fraction form
    634,212.44/875,206.50 = 347,731.82/x
  3. Step 3: Cross multiply
    634,212.44x = 875,206.50 × 347,731.82
  4. Step 4: Simplify right side
    634,212.44x = 304,337,149,120.83
  5. Step 5: Solve for x
    x = 304,337,149,120.83/634,212.44
  6. Step 6: Final answer
    x = 479,866.26

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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.