Home / 774,690.04-1,162,102.02-213,724.54

Finding the Fourth Proportional to 774,690.04, 1,162,102.02 and 213,724.54

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Solution

The fourth proportional to 774,690.04, 1,162,102.02 and 213,724.54 is: 320,605.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,690.04 : 1,162,102.02 = 213,724.54 : x
  2. Step 2: Convert to fraction form
    774,690.04/1,162,102.02 = 213,724.54/x
  3. Step 3: Cross multiply
    774,690.04x = 1,162,102.02 × 213,724.54
  4. Step 4: Simplify right side
    774,690.04x = 248,369,719,657.57
  5. Step 5: Solve for x
    x = 248,369,719,657.57/774,690.04
  6. Step 6: Final answer
    x = 320,605.28

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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.