Home / 1,017,923.20-1,527,057.60-307,945.60

Finding the Fourth Proportional to 1,017,923.20, 1,527,057.60 and 307,945.60

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Solution

The fourth proportional to 1,017,923.20, 1,527,057.60 and 307,945.60 is: 461,970.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,923.20 : 1,527,057.60 = 307,945.60 : x
  2. Step 2: Convert to fraction form
    1,017,923.20/1,527,057.60 = 307,945.60/x
  3. Step 3: Cross multiply
    1,017,923.20x = 1,527,057.60 × 307,945.60
  4. Step 4: Simplify right side
    1,017,923.20x = 470,250,668,866.56
  5. Step 5: Solve for x
    x = 470,250,668,866.56/1,017,923.20
  6. Step 6: Final answer
    x = 461,970.68

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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.