Home / 770,014.48-1,062,589.38-425,828.08

Finding the Fourth Proportional to 770,014.48, 1,062,589.38 and 425,828.08

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Solution

The fourth proportional to 770,014.48, 1,062,589.38 and 425,828.08 is: 587,625.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,014.48 : 1,062,589.38 = 425,828.08 : x
  2. Step 2: Convert to fraction form
    770,014.48/1,062,589.38 = 425,828.08/x
  3. Step 3: Cross multiply
    770,014.48x = 1,062,589.38 × 425,828.08
  4. Step 4: Simplify right side
    770,014.48x = 452,480,395,513.79
  5. Step 5: Solve for x
    x = 452,480,395,513.79/770,014.48
  6. Step 6: Final answer
    x = 587,625.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.