Home / 775,957.13-1,163,984.90-243,499.18

Finding the Fourth Proportional to 775,957.13, 1,163,984.90 and 243,499.18

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Solution

The fourth proportional to 775,957.13, 1,163,984.90 and 243,499.18 is: 365,264.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,957.13 : 1,163,984.90 = 243,499.18 : x
  2. Step 2: Convert to fraction form
    775,957.13/1,163,984.90 = 243,499.18/x
  3. Step 3: Cross multiply
    775,957.13x = 1,163,984.90 × 243,499.18
  4. Step 4: Simplify right side
    775,957.13x = 283,429,368,107.08
  5. Step 5: Solve for x
    x = 283,429,368,107.08/775,957.13
  6. Step 6: Final answer
    x = 365,264.21

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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.