Home / 1,490,626.63-2,235,469.29-479,523.16

Finding the Fourth Proportional to 1,490,626.63, 2,235,469.29 and 479,523.16

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Solution

The fourth proportional to 1,490,626.63, 2,235,469.29 and 479,523.16 is: 719,133.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,490,626.63 : 2,235,469.29 = 479,523.16 : x
  2. Step 2: Convert to fraction form
    1,490,626.63/2,235,469.29 = 479,523.16/x
  3. Step 3: Cross multiply
    1,490,626.63x = 2,235,469.29 × 479,523.16
  4. Step 4: Simplify right side
    1,490,626.63x = 1,071,959,298,023.76
  5. Step 5: Solve for x
    x = 1,071,959,298,023.76/1,490,626.63
  6. Step 6: Final answer
    x = 719,133.33

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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.