Home / 900,662.81-1,351,010.61-301,512.29

Finding the Fourth Proportional to 900,662.81, 1,351,010.61 and 301,512.29

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Solution

The fourth proportional to 900,662.81, 1,351,010.61 and 301,512.29 is: 452,273.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    900,662.81 : 1,351,010.61 = 301,512.29 : x
  2. Step 2: Convert to fraction form
    900,662.81/1,351,010.61 = 301,512.29/x
  3. Step 3: Cross multiply
    900,662.81x = 1,351,010.61 × 301,512.29
  4. Step 4: Simplify right side
    900,662.81x = 407,346,296,080.34
  5. Step 5: Solve for x
    x = 407,346,296,080.34/900,662.81
  6. Step 6: Final answer
    x = 452,273.92

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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.