Home / 567,145.19-850,967.91-300,840.36

Finding the Fourth Proportional to 567,145.19, 850,967.91 and 300,840.36

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Solution

The fourth proportional to 567,145.19, 850,967.91 and 300,840.36 is: 451,393.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,145.19 : 850,967.91 = 300,840.36 : x
  2. Step 2: Convert to fraction form
    567,145.19/850,967.91 = 300,840.36/x
  3. Step 3: Cross multiply
    567,145.19x = 850,967.91 × 300,840.36
  4. Step 4: Simplify right side
    567,145.19x = 256,005,492,392.85
  5. Step 5: Solve for x
    x = 256,005,492,392.85/567,145.19
  6. Step 6: Final answer
    x = 451,393.22

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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.