Home / 770,567.58-1,155,563.82-264,985.29

Finding the Fourth Proportional to 770,567.58, 1,155,563.82 and 264,985.29

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Solution

The fourth proportional to 770,567.58, 1,155,563.82 and 264,985.29 is: 397,379.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,567.58 : 1,155,563.82 = 264,985.29 : x
  2. Step 2: Convert to fraction form
    770,567.58/1,155,563.82 = 264,985.29/x
  3. Step 3: Cross multiply
    770,567.58x = 1,155,563.82 × 264,985.29
  4. Step 4: Simplify right side
    770,567.58x = 306,207,413,956.21
  5. Step 5: Solve for x
    x = 306,207,413,956.21/770,567.58
  6. Step 6: Final answer
    x = 397,379.05

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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.