Home / 1,009,537.91-1,513,979.21-335,438.19

Finding the Fourth Proportional to 1,009,537.91, 1,513,979.21 and 335,438.19

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Solution

The fourth proportional to 1,009,537.91, 1,513,979.21 and 335,438.19 is: 503,048.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,537.91 : 1,513,979.21 = 335,438.19 : x
  2. Step 2: Convert to fraction form
    1,009,537.91/1,513,979.21 = 335,438.19/x
  3. Step 3: Cross multiply
    1,009,537.91x = 1,513,979.21 × 335,438.19
  4. Step 4: Simplify right side
    1,009,537.91x = 507,846,446,738.63
  5. Step 5: Solve for x
    x = 507,846,446,738.63/1,009,537.91
  6. Step 6: Final answer
    x = 503,048.42

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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.