Home / 634,202.19-875,192.36-347,721.57

Finding the Fourth Proportional to 634,202.19, 875,192.36 and 347,721.57

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Solution

The fourth proportional to 634,202.19, 875,192.36 and 347,721.57 is: 479,852.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,202.19 : 875,192.36 = 347,721.57 : x
  2. Step 2: Convert to fraction form
    634,202.19/875,192.36 = 347,721.57/x
  3. Step 3: Cross multiply
    634,202.19x = 875,192.36 × 347,721.57
  4. Step 4: Simplify right side
    634,202.19x = 304,323,259,732.60
  5. Step 5: Solve for x
    x = 304,323,259,732.60/634,202.19
  6. Step 6: Final answer
    x = 479,852.11

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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.