Home / 1,013,471.62-1,520,443.98-293,828.32

Finding the Fourth Proportional to 1,013,471.62, 1,520,443.98 and 293,828.32

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Solution

The fourth proportional to 1,013,471.62, 1,520,443.98 and 293,828.32 is: 440,811.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,471.62 : 1,520,443.98 = 293,828.32 : x
  2. Step 2: Convert to fraction form
    1,013,471.62/1,520,443.98 = 293,828.32/x
  3. Step 3: Cross multiply
    1,013,471.62x = 1,520,443.98 × 293,828.32
  4. Step 4: Simplify right side
    1,013,471.62x = 446,749,500,297.51
  5. Step 5: Solve for x
    x = 446,749,500,297.51/1,013,471.62
  6. Step 6: Final answer
    x = 440,811.06

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Double scale
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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.