Home / 770,074-1,062,666.96-425,913.04

Finding the Fourth Proportional to 770,074, 1,062,666.96 and 425,913.04

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Solution

The fourth proportional to 770,074, 1,062,666.96 and 425,913.04 is: 587,740.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,074 : 1,062,666.96 = 425,913.04 : x
  2. Step 2: Convert to fraction form
    770,074/1,062,666.96 = 425,913.04/x
  3. Step 3: Cross multiply
    770,074x = 1,062,666.96 × 425,913.04
  4. Step 4: Simplify right side
    770,074x = 452,603,715,441.16
  5. Step 5: Solve for x
    x = 452,603,715,441.16/770,074
  6. Step 6: Final answer
    x = 587,740.55

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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.