Home / 752,048.01-1,127,991.69-212,291.01

Finding the Fourth Proportional to 752,048.01, 1,127,991.69 and 212,291.01

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Solution

The fourth proportional to 752,048.01, 1,127,991.69 and 212,291.01 is: 318,413.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,048.01 : 1,127,991.69 = 212,291.01 : x
  2. Step 2: Convert to fraction form
    752,048.01/1,127,991.69 = 212,291.01/x
  3. Step 3: Cross multiply
    752,048.01x = 1,127,991.69 × 212,291.01
  4. Step 4: Simplify right side
    752,048.01x = 239,462,495,141.71
  5. Step 5: Solve for x
    x = 239,462,495,141.71/752,048.01
  6. Step 6: Final answer
    x = 318,413.84

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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.