Home / 1,021,505.03-1,532,345.77-263,340.09

Finding the Fourth Proportional to 1,021,505.03, 1,532,345.77 and 263,340.09

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Solution

The fourth proportional to 1,021,505.03, 1,532,345.77 and 263,340.09 is: 395,032.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,505.03 : 1,532,345.77 = 263,340.09 : x
  2. Step 2: Convert to fraction form
    1,021,505.03/1,532,345.77 = 263,340.09/x
  3. Step 3: Cross multiply
    1,021,505.03x = 1,532,345.77 × 263,340.09
  4. Step 4: Simplify right side
    1,021,505.03x = 403,528,068,493.20
  5. Step 5: Solve for x
    x = 403,528,068,493.20/1,021,505.03
  6. Step 6: Final answer
    x = 395,032.88

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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.