Home / 1,161,424.46-1,742,132.90-308,581.40

Finding the Fourth Proportional to 1,161,424.46, 1,742,132.90 and 308,581.40

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Solution

The fourth proportional to 1,161,424.46, 1,742,132.90 and 308,581.40 is: 462,871.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,161,424.46 : 1,742,132.90 = 308,581.40 : x
  2. Step 2: Convert to fraction form
    1,161,424.46/1,742,132.90 = 308,581.40/x
  3. Step 3: Cross multiply
    1,161,424.46x = 1,742,132.90 × 308,581.40
  4. Step 4: Simplify right side
    1,161,424.46x = 537,589,809,268.06
  5. Step 5: Solve for x
    x = 537,589,809,268.06/1,161,424.46
  6. Step 6: Final answer
    x = 462,871.09

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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.