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Finding the Fourth Proportional to 484,973.48, 727,460.22 and 148,015.93

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Solution

The fourth proportional to 484,973.48, 727,460.22 and 148,015.93 is: 222,023.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,973.48 : 727,460.22 = 148,015.93 : x
  2. Step 2: Convert to fraction form
    484,973.48/727,460.22 = 148,015.93/x
  3. Step 3: Cross multiply
    484,973.48x = 727,460.22 × 148,015.93
  4. Step 4: Simplify right side
    484,973.48x = 107,675,701,898.80
  5. Step 5: Solve for x
    x = 107,675,701,898.80/484,973.48
  6. Step 6: Final answer
    x = 222,023.90

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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.