Home / 774,690.02-1,162,101.99-213,724.52

Finding the Fourth Proportional to 774,690.02, 1,162,101.99 and 213,724.52

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Solution

The fourth proportional to 774,690.02, 1,162,101.99 and 213,724.52 is: 320,605.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,690.02 : 1,162,101.99 = 213,724.52 : x
  2. Step 2: Convert to fraction form
    774,690.02/1,162,101.99 = 213,724.52/x
  3. Step 3: Cross multiply
    774,690.02x = 1,162,101.99 × 213,724.52
  4. Step 4: Simplify right side
    774,690.02x = 248,369,684,193.29
  5. Step 5: Solve for x
    x = 248,369,684,193.29/774,690.02
  6. Step 6: Final answer
    x = 320,605.25

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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.