Home / 777,529.86-1,073,001.94-433,356.18

Finding the Fourth Proportional to 777,529.86, 1,073,001.94 and 433,356.18

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Solution

The fourth proportional to 777,529.86, 1,073,001.94 and 433,356.18 is: 598,037.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,529.86 : 1,073,001.94 = 433,356.18 : x
  2. Step 2: Convert to fraction form
    777,529.86/1,073,001.94 = 433,356.18/x
  3. Step 3: Cross multiply
    777,529.86x = 1,073,001.94 × 433,356.18
  4. Step 4: Simplify right side
    777,529.86x = 464,992,021,850.99
  5. Step 5: Solve for x
    x = 464,992,021,850.99/777,529.86
  6. Step 6: Final answer
    x = 598,037.51

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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.