Home / 1,052,537.28-1,578,433.32-342,432.96

Finding the Fourth Proportional to 1,052,537.28, 1,578,433.32 and 342,432.96

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Solution

The fourth proportional to 1,052,537.28, 1,578,433.32 and 342,432.96 is: 513,528.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,052,537.28 : 1,578,433.32 = 342,432.96 : x
  2. Step 2: Convert to fraction form
    1,052,537.28/1,578,433.32 = 342,432.96/x
  3. Step 3: Cross multiply
    1,052,537.28x = 1,578,433.32 × 342,432.96
  4. Step 4: Simplify right side
    1,052,537.28x = 540,507,593,930.23
  5. Step 5: Solve for x
    x = 540,507,593,930.23/1,052,537.28
  6. Step 6: Final answer
    x = 513,528.22

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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.