Home / 770,211.43-1,062,810.01-425,992.67

Finding the Fourth Proportional to 770,211.43, 1,062,810.01 and 425,992.67

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Solution

The fourth proportional to 770,211.43, 1,062,810.01 and 425,992.67 is: 587,824.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,211.43 : 1,062,810.01 = 425,992.67 : x
  2. Step 2: Convert to fraction form
    770,211.43/1,062,810.01 = 425,992.67/x
  3. Step 3: Cross multiply
    770,211.43x = 1,062,810.01 × 425,992.67
  4. Step 4: Simplify right side
    770,211.43x = 452,749,273,066.61
  5. Step 5: Solve for x
    x = 452,749,273,066.61/770,211.43
  6. Step 6: Final answer
    x = 587,824.66

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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.