Home / 578,317.45-867,510.20-223,333.33

Finding the Fourth Proportional to 578,317.45, 867,510.20 and 223,333.33

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Solution

The fourth proportional to 578,317.45, 867,510.20 and 223,333.33 is: 335,013.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,317.45 : 867,510.20 = 223,333.33 : x
  2. Step 2: Convert to fraction form
    578,317.45/867,510.20 = 223,333.33/x
  3. Step 3: Cross multiply
    578,317.45x = 867,510.20 × 223,333.33
  4. Step 4: Simplify right side
    578,317.45x = 193,743,940,658.30
  5. Step 5: Solve for x
    x = 193,743,940,658.30/578,317.45
  6. Step 6: Final answer
    x = 335,013.13

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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.