Home / 328,746.96-492,824.40-118,236.90

Finding the Fourth Proportional to 328,746.96, 492,824.40 and 118,236.90

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Solution

The fourth proportional to 328,746.96, 492,824.40 and 118,236.90 is: 177,248.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,746.96 : 492,824.40 = 118,236.90 : x
  2. Step 2: Convert to fraction form
    328,746.96/492,824.40 = 118,236.90/x
  3. Step 3: Cross multiply
    328,746.96x = 492,824.40 × 118,236.90
  4. Step 4: Simplify right side
    328,746.96x = 58,270,029,300.36
  5. Step 5: Solve for x
    x = 58,270,029,300.36/328,746.96
  6. Step 6: Final answer
    x = 177,248.88

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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.