Home / 384,608.32-577,012.25-204,545.69

Finding the Fourth Proportional to 384,608.32, 577,012.25 and 204,545.69

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Solution

The fourth proportional to 384,608.32, 577,012.25 and 204,545.69 is: 306,871.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,608.32 : 577,012.25 = 204,545.69 : x
  2. Step 2: Convert to fraction form
    384,608.32/577,012.25 = 204,545.69/x
  3. Step 3: Cross multiply
    384,608.32x = 577,012.25 × 204,545.69
  4. Step 4: Simplify right side
    384,608.32x = 118,025,368,814.70
  5. Step 5: Solve for x
    x = 118,025,368,814.70/384,608.32
  6. Step 6: Final answer
    x = 306,871.60

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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.