Home / 774,868.16-1,162,270.04-269,543.58

Finding the Fourth Proportional to 774,868.16, 1,162,270.04 and 269,543.58

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Solution

The fourth proportional to 774,868.16, 1,162,270.04 and 269,543.58 is: 404,304.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,868.16 : 1,162,270.04 = 269,543.58 : x
  2. Step 2: Convert to fraction form
    774,868.16/1,162,270.04 = 269,543.58/x
  3. Step 3: Cross multiply
    774,868.16x = 1,162,270.04 × 269,543.58
  4. Step 4: Simplify right side
    774,868.16x = 313,282,426,160.63
  5. Step 5: Solve for x
    x = 313,282,426,160.63/774,868.16
  6. Step 6: Final answer
    x = 404,304.17

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1.5x scale

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.