Home / 484,935.06-727,402.65-147,977.48

Finding the Fourth Proportional to 484,935.06, 727,402.65 and 147,977.48

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Solution

The fourth proportional to 484,935.06, 727,402.65 and 147,977.48 is: 221,966.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,935.06 : 727,402.65 = 147,977.48 : x
  2. Step 2: Convert to fraction form
    484,935.06/727,402.65 = 147,977.48/x
  3. Step 3: Cross multiply
    484,935.06x = 727,402.65 × 147,977.48
  4. Step 4: Simplify right side
    484,935.06x = 107,639,206,715.42
  5. Step 5: Solve for x
    x = 107,639,206,715.42/484,935.06
  6. Step 6: Final answer
    x = 221,966.23

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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.