Home / 742,033.92-1,112,832-315,568.92

Finding the Fourth Proportional to 742,033.92, 1,112,832 and 315,568.92

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Solution

The fourth proportional to 742,033.92, 1,112,832 and 315,568.92 is: 473,260.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,033.92 : 1,112,832 = 315,568.92 : x
  2. Step 2: Convert to fraction form
    742,033.92/1,112,832 = 315,568.92/x
  3. Step 3: Cross multiply
    742,033.92x = 1,112,832 × 315,568.92
  4. Step 4: Simplify right side
    742,033.92x = 351,175,192,381.44
  5. Step 5: Solve for x
    x = 351,175,192,381.44/742,033.92
  6. Step 6: Final answer
    x = 473,260.30

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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.