Home / 363,786.56-502,025.15-210,913.50

Finding the Fourth Proportional to 363,786.56, 502,025.15 and 210,913.50

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Solution

The fourth proportional to 363,786.56, 502,025.15 and 210,913.50 is: 291,060.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,786.56 : 502,025.15 = 210,913.50 : x
  2. Step 2: Convert to fraction form
    363,786.56/502,025.15 = 210,913.50/x
  3. Step 3: Cross multiply
    363,786.56x = 502,025.15 × 210,913.50
  4. Step 4: Simplify right side
    363,786.56x = 105,883,880,419.96
  5. Step 5: Solve for x
    x = 105,883,880,419.96/363,786.56
  6. Step 6: Final answer
    x = 291,060.46

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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.