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Finding the Fourth Proportional to 504,187.80, 706,387.80 and 504,187.80

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Solution

The fourth proportional to 504,187.80, 706,387.80 and 504,187.80 is: 706,387.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,187.80 : 706,387.80 = 504,187.80 : x
  2. Step 2: Convert to fraction form
    504,187.80/706,387.80 = 504,187.80/x
  3. Step 3: Cross multiply
    504,187.80x = 706,387.80 × 504,187.80
  4. Step 4: Simplify right side
    504,187.80x = 356,152,110,828.84
  5. Step 5: Solve for x
    x = 356,152,110,828.84/504,187.80
  6. Step 6: Final answer
    x = 706,387.80

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.