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Finding the Fourth Proportional to 565,014.18, 779,498.74 and 323,167.52

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Solution

The fourth proportional to 565,014.18, 779,498.74 and 323,167.52 is: 445,844.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,014.18 : 779,498.74 = 323,167.52 : x
  2. Step 2: Convert to fraction form
    565,014.18/779,498.74 = 323,167.52/x
  3. Step 3: Cross multiply
    565,014.18x = 779,498.74 × 323,167.52
  4. Step 4: Simplify right side
    565,014.18x = 251,908,677,001.63
  5. Step 5: Solve for x
    x = 251,908,677,001.63/565,014.18
  6. Step 6: Final answer
    x = 445,844.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.