Home / 401,922.50-602,939.01-149,181.53

Finding the Fourth Proportional to 401,922.50, 602,939.01 and 149,181.53

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Solution

The fourth proportional to 401,922.50, 602,939.01 and 149,181.53 is: 223,792.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,922.50 : 602,939.01 = 149,181.53 : x
  2. Step 2: Convert to fraction form
    401,922.50/602,939.01 = 149,181.53/x
  3. Step 3: Cross multiply
    401,922.50x = 602,939.01 × 149,181.53
  4. Step 4: Simplify right side
    401,922.50x = 89,947,360,993.79
  5. Step 5: Solve for x
    x = 89,947,360,993.79/401,922.50
  6. Step 6: Final answer
    x = 223,792.80

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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.