Home / 634,496.93-951,811.02-213,805.61

Finding the Fourth Proportional to 634,496.93, 951,811.02 and 213,805.61

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Solution

The fourth proportional to 634,496.93, 951,811.02 and 213,805.61 is: 320,730.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,496.93 : 951,811.02 = 213,805.61 : x
  2. Step 2: Convert to fraction form
    634,496.93/951,811.02 = 213,805.61/x
  3. Step 3: Cross multiply
    634,496.93x = 951,811.02 × 213,805.61
  4. Step 4: Simplify right side
    634,496.93x = 203,502,535,735.82
  5. Step 5: Solve for x
    x = 203,502,535,735.82/634,496.93
  6. Step 6: Final answer
    x = 320,730.53

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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.