Home / 750,376.50-1,125,775.62-301,412.58

Finding the Fourth Proportional to 750,376.50, 1,125,775.62 and 301,412.58

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Solution

The fourth proportional to 750,376.50, 1,125,775.62 and 301,412.58 is: 452,203.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,376.50 : 1,125,775.62 = 301,412.58 : x
  2. Step 2: Convert to fraction form
    750,376.50/1,125,775.62 = 301,412.58/x
  3. Step 3: Cross multiply
    750,376.50x = 1,125,775.62 × 301,412.58
  4. Step 4: Simplify right side
    750,376.50x = 339,322,934,125.30
  5. Step 5: Solve for x
    x = 339,322,934,125.30/750,376.50
  6. Step 6: Final answer
    x = 452,203.57

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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.