Home / 900,666.06-1,351,015.49-301,515.54

Finding the Fourth Proportional to 900,666.06, 1,351,015.49 and 301,515.54

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Solution

The fourth proportional to 900,666.06, 1,351,015.49 and 301,515.54 is: 452,278.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    900,666.06 : 1,351,015.49 = 301,515.54 : x
  2. Step 2: Convert to fraction form
    900,666.06/1,351,015.49 = 301,515.54/x
  3. Step 3: Cross multiply
    900,666.06x = 1,351,015.49 × 301,515.54
  4. Step 4: Simplify right side
    900,666.06x = 407,352,165,015.72
  5. Step 5: Solve for x
    x = 407,352,165,015.72/900,666.06
  6. Step 6: Final answer
    x = 452,278.80

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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.