Home / 484,734.83-727,434.27-169,191.72

Finding the Fourth Proportional to 484,734.83, 727,434.27 and 169,191.72

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Solution

The fourth proportional to 484,734.83, 727,434.27 and 169,191.72 is: 253,903.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,734.83 : 727,434.27 = 169,191.72 : x
  2. Step 2: Convert to fraction form
    484,734.83/727,434.27 = 169,191.72/x
  3. Step 3: Cross multiply
    484,734.83x = 727,434.27 × 169,191.72
  4. Step 4: Simplify right side
    484,734.83x = 123,075,855,328.24
  5. Step 5: Solve for x
    x = 123,075,855,328.24/484,734.83
  6. Step 6: Final answer
    x = 253,903.47

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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.