Home / 842,749.65-1,265,023.98-363,214.06

Finding the Fourth Proportional to 842,749.65, 1,265,023.98 and 363,214.06

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Solution

The fourth proportional to 842,749.65, 1,265,023.98 and 363,214.06 is: 545,208.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,749.65 : 1,265,023.98 = 363,214.06 : x
  2. Step 2: Convert to fraction form
    842,749.65/1,265,023.98 = 363,214.06/x
  3. Step 3: Cross multiply
    842,749.65x = 1,265,023.98 × 363,214.06
  4. Step 4: Simplify right side
    842,749.65x = 459,474,492,610.60
  5. Step 5: Solve for x
    x = 459,474,492,610.60/842,749.65
  6. Step 6: Final answer
    x = 545,208.76

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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.