Home / 1,430,523.27-2,145,785.90-365,566.32

Finding the Fourth Proportional to 1,430,523.27, 2,145,785.90 and 365,566.32

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Solution

The fourth proportional to 1,430,523.27, 2,145,785.90 and 365,566.32 is: 548,349.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,430,523.27 : 2,145,785.90 = 365,566.32 : x
  2. Step 2: Convert to fraction form
    1,430,523.27/2,145,785.90 = 365,566.32/x
  3. Step 3: Cross multiply
    1,430,523.27x = 2,145,785.90 × 365,566.32
  4. Step 4: Simplify right side
    1,430,523.27x = 784,427,053,143.06
  5. Step 5: Solve for x
    x = 784,427,053,143.06/1,430,523.27
  6. Step 6: Final answer
    x = 548,349.73

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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.