Home / 1,308,460.29-1,962,784.11-348,910.85

Finding the Fourth Proportional to 1,308,460.29, 1,962,784.11 and 348,910.85

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Solution

The fourth proportional to 1,308,460.29, 1,962,784.11 and 348,910.85 is: 523,391.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,460.29 : 1,962,784.11 = 348,910.85 : x
  2. Step 2: Convert to fraction form
    1,308,460.29/1,962,784.11 = 348,910.85/x
  3. Step 3: Cross multiply
    1,308,460.29x = 1,962,784.11 × 348,910.85
  4. Step 4: Simplify right side
    1,308,460.29x = 684,836,672,186.59
  5. Step 5: Solve for x
    x = 684,836,672,186.59/1,308,460.29
  6. Step 6: Final answer
    x = 523,391.25

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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.