Home / 772,895.58-1,159,539.57-240,420.60

Finding the Fourth Proportional to 772,895.58, 1,159,539.57 and 240,420.60

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Solution

The fourth proportional to 772,895.58, 1,159,539.57 and 240,420.60 is: 360,691.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,895.58 : 1,159,539.57 = 240,420.60 : x
  2. Step 2: Convert to fraction form
    772,895.58/1,159,539.57 = 240,420.60/x
  3. Step 3: Cross multiply
    772,895.58x = 1,159,539.57 × 240,420.60
  4. Step 4: Simplify right side
    772,895.58x = 278,777,199,143.14
  5. Step 5: Solve for x
    x = 278,777,199,143.14/772,895.58
  6. Step 6: Final answer
    x = 360,691.93

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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.