Home / 1,148,479.25-1,722,587.42-307,096.61

Finding the Fourth Proportional to 1,148,479.25, 1,722,587.42 and 307,096.61

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Solution

The fourth proportional to 1,148,479.25, 1,722,587.42 and 307,096.61 is: 460,609.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148,479.25 : 1,722,587.42 = 307,096.61 : x
  2. Step 2: Convert to fraction form
    1,148,479.25/1,722,587.42 = 307,096.61/x
  3. Step 3: Cross multiply
    1,148,479.25x = 1,722,587.42 × 307,096.61
  4. Step 4: Simplify right side
    1,148,479.25x = 529,000,746,962.23
  5. Step 5: Solve for x
    x = 529,000,746,962.23/1,148,479.25
  6. Step 6: Final answer
    x = 460,609.76

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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.