Home / 328,814.68-492,925.82-118,304.50

Finding the Fourth Proportional to 328,814.68, 492,925.82 and 118,304.50

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Solution

The fourth proportional to 328,814.68, 492,925.82 and 118,304.50 is: 177,350.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,814.68 : 492,925.82 = 118,304.50 : x
  2. Step 2: Convert to fraction form
    328,814.68/492,925.82 = 118,304.50/x
  3. Step 3: Cross multiply
    328,814.68x = 492,925.82 × 118,304.50
  4. Step 4: Simplify right side
    328,814.68x = 58,315,342,672.19
  5. Step 5: Solve for x
    x = 58,315,342,672.19/328,814.68
  6. Step 6: Final answer
    x = 177,350.18

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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.