Home / 352,917.61-529,332.67-208,909.13

Finding the Fourth Proportional to 352,917.61, 529,332.67 and 208,909.13

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Solution

The fourth proportional to 352,917.61, 529,332.67 and 208,909.13 is: 313,337.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,917.61 : 529,332.67 = 208,909.13 : x
  2. Step 2: Convert to fraction form
    352,917.61/529,332.67 = 208,909.13/x
  3. Step 3: Cross multiply
    352,917.61x = 529,332.67 × 208,909.13
  4. Step 4: Simplify right side
    352,917.61x = 110,582,425,184.75
  5. Step 5: Solve for x
    x = 110,582,425,184.75/352,917.61
  6. Step 6: Final answer
    x = 313,337.80

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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.