Home / 1,014,631.13-1,521,909.78-304,640.72

Finding the Fourth Proportional to 1,014,631.13, 1,521,909.78 and 304,640.72

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Solution

The fourth proportional to 1,014,631.13, 1,521,909.78 and 304,640.72 is: 456,949.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,631.13 : 1,521,909.78 = 304,640.72 : x
  2. Step 2: Convert to fraction form
    1,014,631.13/1,521,909.78 = 304,640.72/x
  3. Step 3: Cross multiply
    1,014,631.13x = 1,521,909.78 × 304,640.72
  4. Step 4: Simplify right side
    1,014,631.13x = 463,635,685,826.26
  5. Step 5: Solve for x
    x = 463,635,685,826.26/1,014,631.13
  6. Step 6: Final answer
    x = 456,949.99

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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.