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Finding the Fourth Proportional to 293,339.04, 440,008.56 and 153,064.86

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Solution

The fourth proportional to 293,339.04, 440,008.56 and 153,064.86 is: 229,597.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,339.04 : 440,008.56 = 153,064.86 : x
  2. Step 2: Convert to fraction form
    293,339.04/440,008.56 = 153,064.86/x
  3. Step 3: Cross multiply
    293,339.04x = 440,008.56 × 153,064.86
  4. Step 4: Simplify right side
    293,339.04x = 67,349,848,635.20
  5. Step 5: Solve for x
    x = 67,349,848,635.20/293,339.04
  6. Step 6: Final answer
    x = 229,597.29

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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.