Home / 634,211.46-875,205.07-347,730.82

Finding the Fourth Proportional to 634,211.46, 875,205.07 and 347,730.82

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Solution

The fourth proportional to 634,211.46, 875,205.07 and 347,730.82 is: 479,864.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,211.46 : 875,205.07 = 347,730.82 : x
  2. Step 2: Convert to fraction form
    634,211.46/875,205.07 = 347,730.82/x
  3. Step 3: Cross multiply
    634,211.46x = 875,205.07 × 347,730.82
  4. Step 4: Simplify right side
    634,211.46x = 304,335,776,659.26
  5. Step 5: Solve for x
    x = 304,335,776,659.26/634,211.46
  6. Step 6: Final answer
    x = 479,864.83

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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.