Home / 770,200.22-1,062,794.51-425,981.45

Finding the Fourth Proportional to 770,200.22, 1,062,794.51 and 425,981.45

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Solution

The fourth proportional to 770,200.22, 1,062,794.51 and 425,981.45 is: 587,809.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,200.22 : 1,062,794.51 = 425,981.45 : x
  2. Step 2: Convert to fraction form
    770,200.22/1,062,794.51 = 425,981.45/x
  3. Step 3: Cross multiply
    770,200.22x = 1,062,794.51 × 425,981.45
  4. Step 4: Simplify right side
    770,200.22x = 452,730,744,291.93
  5. Step 5: Solve for x
    x = 452,730,744,291.93/770,200.22
  6. Step 6: Final answer
    x = 587,809.16

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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.