Home / 1,138,533.23-1,707,548.03-328,741.94

Finding the Fourth Proportional to 1,138,533.23, 1,707,548.03 and 328,741.94

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Solution

The fourth proportional to 1,138,533.23, 1,707,548.03 and 328,741.94 is: 493,040.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,138,533.23 : 1,707,548.03 = 328,741.94 : x
  2. Step 2: Convert to fraction form
    1,138,533.23/1,707,548.03 = 328,741.94/x
  3. Step 3: Cross multiply
    1,138,533.23x = 1,707,548.03 × 328,741.94
  4. Step 4: Simplify right side
    1,138,533.23x = 561,342,652,025.38
  5. Step 5: Solve for x
    x = 561,342,652,025.38/1,138,533.23
  6. Step 6: Final answer
    x = 493,040.20

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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.