Home / 965,695.70-1,449,061.95-404,786.90

Finding the Fourth Proportional to 965,695.70, 1,449,061.95 and 404,786.90

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Solution

The fourth proportional to 965,695.70, 1,449,061.95 and 404,786.90 is: 607,397.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,695.70 : 1,449,061.95 = 404,786.90 : x
  2. Step 2: Convert to fraction form
    965,695.70/1,449,061.95 = 404,786.90/x
  3. Step 3: Cross multiply
    965,695.70x = 1,449,061.95 × 404,786.90
  4. Step 4: Simplify right side
    965,695.70x = 586,561,294,648.46
  5. Step 5: Solve for x
    x = 586,561,294,648.46/965,695.70
  6. Step 6: Final answer
    x = 607,397.65

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1.5x scale

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.