Home / 843,536.04-1,265,318.72-310,782.84

Finding the Fourth Proportional to 843,536.04, 1,265,318.72 and 310,782.84

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Solution

The fourth proportional to 843,536.04, 1,265,318.72 and 310,782.84 is: 466,179.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,536.04 : 1,265,318.72 = 310,782.84 : x
  2. Step 2: Convert to fraction form
    843,536.04/1,265,318.72 = 310,782.84/x
  3. Step 3: Cross multiply
    843,536.04x = 1,265,318.72 × 310,782.84
  4. Step 4: Simplify right side
    843,536.04x = 393,239,345,306.77
  5. Step 5: Solve for x
    x = 393,239,345,306.77/843,536.04
  6. Step 6: Final answer
    x = 466,179.66

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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.