Home / 634,192.32-951,386.76-213,435.36

Finding the Fourth Proportional to 634,192.32, 951,386.76 and 213,435.36

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Solution

The fourth proportional to 634,192.32, 951,386.76 and 213,435.36 is: 320,186.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,192.32 : 951,386.76 = 213,435.36 : x
  2. Step 2: Convert to fraction form
    634,192.32/951,386.76 = 213,435.36/x
  3. Step 3: Cross multiply
    634,192.32x = 951,386.76 × 213,435.36
  4. Step 4: Simplify right side
    634,192.32x = 203,059,575,619.83
  5. Step 5: Solve for x
    x = 203,059,575,619.83/634,192.32
  6. Step 6: Final answer
    x = 320,186.12

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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.