Home / 495,041.25-742,442.94-228,545.73

Finding the Fourth Proportional to 495,041.25, 742,442.94 and 228,545.73

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Solution

The fourth proportional to 495,041.25, 742,442.94 and 228,545.73 is: 342,763.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,041.25 : 742,442.94 = 228,545.73 : x
  2. Step 2: Convert to fraction form
    495,041.25/742,442.94 = 228,545.73/x
  3. Step 3: Cross multiply
    495,041.25x = 742,442.94 × 228,545.73
  4. Step 4: Simplify right side
    495,041.25x = 169,682,163,705.65
  5. Step 5: Solve for x
    x = 169,682,163,705.65/495,041.25
  6. Step 6: Final answer
    x = 342,763.69

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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.