Home / 445,488.53-668,803.03-382,710.29

Finding the Fourth Proportional to 445,488.53, 668,803.03 and 382,710.29

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Solution

The fourth proportional to 445,488.53, 668,803.03 and 382,710.29 is: 574,555.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,488.53 : 668,803.03 = 382,710.29 : x
  2. Step 2: Convert to fraction form
    445,488.53/668,803.03 = 382,710.29/x
  3. Step 3: Cross multiply
    445,488.53x = 668,803.03 × 382,710.29
  4. Step 4: Simplify right side
    445,488.53x = 255,957,797,263.39
  5. Step 5: Solve for x
    x = 255,957,797,263.39/445,488.53
  6. Step 6: Final answer
    x = 574,555.31

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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.