Home / 1,019,569.46-1,529,354.30-485,471.25

Finding the Fourth Proportional to 1,019,569.46, 1,529,354.30 and 485,471.25

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Solution

The fourth proportional to 1,019,569.46, 1,529,354.30 and 485,471.25 is: 728,206.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,569.46 : 1,529,354.30 = 485,471.25 : x
  2. Step 2: Convert to fraction form
    1,019,569.46/1,529,354.30 = 485,471.25/x
  3. Step 3: Cross multiply
    1,019,569.46x = 1,529,354.30 × 485,471.25
  4. Step 4: Simplify right side
    1,019,569.46x = 742,457,541,286.52
  5. Step 5: Solve for x
    x = 742,457,541,286.52/1,019,569.46
  6. Step 6: Final answer
    x = 728,206.93

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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.