Home / 877,469.51-1,210,832.76-504,944.51

Finding the Fourth Proportional to 877,469.51, 1,210,832.76 and 504,944.51

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Solution

The fourth proportional to 877,469.51, 1,210,832.76 and 504,944.51 is: 696,780.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,469.51 : 1,210,832.76 = 504,944.51 : x
  2. Step 2: Convert to fraction form
    877,469.51/1,210,832.76 = 504,944.51/x
  3. Step 3: Cross multiply
    877,469.51x = 1,210,832.76 × 504,944.51
  4. Step 4: Simplify right side
    877,469.51x = 611,403,348,635.98
  5. Step 5: Solve for x
    x = 611,403,348,635.98/877,469.51
  6. Step 6: Final answer
    x = 696,780.17

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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.