Home / 1,013,471.37-1,520,443.61-293,828.09

Finding the Fourth Proportional to 1,013,471.37, 1,520,443.61 and 293,828.09

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Solution

The fourth proportional to 1,013,471.37, 1,520,443.61 and 293,828.09 is: 440,810.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,471.37 : 1,520,443.61 = 293,828.09 : x
  2. Step 2: Convert to fraction form
    1,013,471.37/1,520,443.61 = 293,828.09/x
  3. Step 3: Cross multiply
    1,013,471.37x = 1,520,443.61 × 293,828.09
  4. Step 4: Simplify right side
    1,013,471.37x = 446,749,032,807.65
  5. Step 5: Solve for x
    x = 446,749,032,807.65/1,013,471.37
  6. Step 6: Final answer
    x = 440,810.71

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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.