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Finding the Fourth Proportional to 539,063.90, 808,693.05 and 223,552.70

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Solution

The fourth proportional to 539,063.90, 808,693.05 and 223,552.70 is: 335,369.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,063.90 : 808,693.05 = 223,552.70 : x
  2. Step 2: Convert to fraction form
    539,063.90/808,693.05 = 223,552.70/x
  3. Step 3: Cross multiply
    539,063.90x = 808,693.05 × 223,552.70
  4. Step 4: Simplify right side
    539,063.90x = 180,785,514,798.74
  5. Step 5: Solve for x
    x = 180,785,514,798.74/539,063.90
  6. Step 6: Final answer
    x = 335,369.36

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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.