Home / 1,255,291.32-1,882,920.60-308,670.24

Finding the Fourth Proportional to 1,255,291.32, 1,882,920.60 and 308,670.24

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Solution

The fourth proportional to 1,255,291.32, 1,882,920.60 and 308,670.24 is: 463,001.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,291.32 : 1,882,920.60 = 308,670.24 : x
  2. Step 2: Convert to fraction form
    1,255,291.32/1,882,920.60 = 308,670.24/x
  3. Step 3: Cross multiply
    1,255,291.32x = 1,882,920.60 × 308,670.24
  4. Step 4: Simplify right side
    1,255,291.32x = 581,201,553,502.94
  5. Step 5: Solve for x
    x = 581,201,553,502.94/1,255,291.32
  6. Step 6: Final answer
    x = 463,001.33

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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.