Home / 1,059,439.10-1,589,207.62-349,529.18

Finding the Fourth Proportional to 1,059,439.10, 1,589,207.62 and 349,529.18

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Solution

The fourth proportional to 1,059,439.10, 1,589,207.62 and 349,529.18 is: 524,309.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,059,439.10 : 1,589,207.62 = 349,529.18 : x
  2. Step 2: Convert to fraction form
    1,059,439.10/1,589,207.62 = 349,529.18/x
  3. Step 3: Cross multiply
    1,059,439.10x = 1,589,207.62 × 349,529.18
  4. Step 4: Simplify right side
    1,059,439.10x = 555,474,436,268.35
  5. Step 5: Solve for x
    x = 555,474,436,268.35/1,059,439.10
  6. Step 6: Final answer
    x = 524,309.93

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Double scale
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1.5x scale

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.