Home / 796,019.49-1,098,360.95-469,434.96

Finding the Fourth Proportional to 796,019.49, 1,098,360.95 and 469,434.96

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Solution

The fourth proportional to 796,019.49, 1,098,360.95 and 469,434.96 is: 647,734.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    796,019.49 : 1,098,360.95 = 469,434.96 : x
  2. Step 2: Convert to fraction form
    796,019.49/1,098,360.95 = 469,434.96/x
  3. Step 3: Cross multiply
    796,019.49x = 1,098,360.95 × 469,434.96
  4. Step 4: Simplify right side
    796,019.49x = 515,609,028,628.81
  5. Step 5: Solve for x
    x = 515,609,028,628.81/796,019.49
  6. Step 6: Final answer
    x = 647,734.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.