Home / 484,100.16-668,066.80-269,240.34

Finding the Fourth Proportional to 484,100.16, 668,066.80 and 269,240.34

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Solution

The fourth proportional to 484,100.16, 668,066.80 and 269,240.34 is: 371,556.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,100.16 : 668,066.80 = 269,240.34 : x
  2. Step 2: Convert to fraction form
    484,100.16/668,066.80 = 269,240.34/x
  3. Step 3: Cross multiply
    484,100.16x = 668,066.80 × 269,240.34
  4. Step 4: Simplify right side
    484,100.16x = 179,870,532,374.71
  5. Step 5: Solve for x
    x = 179,870,532,374.71/484,100.16
  6. Step 6: Final answer
    x = 371,556.44

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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.