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Finding the Fourth Proportional to 578,285, 798,117.24 and 333,222.08

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Solution

The fourth proportional to 578,285, 798,117.24 and 333,222.08 is: 459,894.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,285 : 798,117.24 = 333,222.08 : x
  2. Step 2: Convert to fraction form
    578,285/798,117.24 = 333,222.08/x
  3. Step 3: Cross multiply
    578,285x = 798,117.24 × 333,222.08
  4. Step 4: Simplify right side
    578,285x = 265,950,286,796.66
  5. Step 5: Solve for x
    x = 265,950,286,796.66/578,285
  6. Step 6: Final answer
    x = 459,894.84

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1.5x scale

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.