Home / 729,699.24-1,093,804.74-413,488.20

Finding the Fourth Proportional to 729,699.24, 1,093,804.74 and 413,488.20

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Solution

The fourth proportional to 729,699.24, 1,093,804.74 and 413,488.20 is: 619,810.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,699.24 : 1,093,804.74 = 413,488.20 : x
  2. Step 2: Convert to fraction form
    729,699.24/1,093,804.74 = 413,488.20/x
  3. Step 3: Cross multiply
    729,699.24x = 1,093,804.74 × 413,488.20
  4. Step 4: Simplify right side
    729,699.24x = 452,275,353,094.07
  5. Step 5: Solve for x
    x = 452,275,353,094.07/729,699.24
  6. Step 6: Final answer
    x = 619,810.64

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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.