Home / 1,030,570.51-1,545,961.81-356,650.78

Finding the Fourth Proportional to 1,030,570.51, 1,545,961.81 and 356,650.78

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Solution

The fourth proportional to 1,030,570.51, 1,545,961.81 and 356,650.78 is: 535,012.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,570.51 : 1,545,961.81 = 356,650.78 : x
  2. Step 2: Convert to fraction form
    1,030,570.51/1,545,961.81 = 356,650.78/x
  3. Step 3: Cross multiply
    1,030,570.51x = 1,545,961.81 × 356,650.78
  4. Step 4: Simplify right side
    1,030,570.51x = 551,368,489,716.53
  5. Step 5: Solve for x
    x = 551,368,489,716.53/1,030,570.51
  6. Step 6: Final answer
    x = 535,012.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.