Home / 510,187.86-703,979.64-295,285.95

Finding the Fourth Proportional to 510,187.86, 703,979.64 and 295,285.95

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Solution

The fourth proportional to 510,187.86, 703,979.64 and 295,285.95 is: 407,448.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,187.86 : 703,979.64 = 295,285.95 : x
  2. Step 2: Convert to fraction form
    510,187.86/703,979.64 = 295,285.95/x
  3. Step 3: Cross multiply
    510,187.86x = 703,979.64 × 295,285.95
  4. Step 4: Simplify right side
    510,187.86x = 207,875,296,778.06
  5. Step 5: Solve for x
    x = 207,875,296,778.06/510,187.86
  6. Step 6: Final answer
    x = 407,448.54

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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.