Home / 1,055,254.72-1,583,029.92-345,338.56

Finding the Fourth Proportional to 1,055,254.72, 1,583,029.92 and 345,338.56

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Solution

The fourth proportional to 1,055,254.72, 1,583,029.92 and 345,338.56 is: 518,056.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,254.72 : 1,583,029.92 = 345,338.56 : x
  2. Step 2: Convert to fraction form
    1,055,254.72/1,583,029.92 = 345,338.56/x
  3. Step 3: Cross multiply
    1,055,254.72x = 1,583,029.92 × 345,338.56
  4. Step 4: Simplify right side
    1,055,254.72x = 546,681,273,009.72
  5. Step 5: Solve for x
    x = 546,681,273,009.72/1,055,254.72
  6. Step 6: Final answer
    x = 518,056.22

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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.