Home / 554,239.03-764,849.52-299,590.22

Finding the Fourth Proportional to 554,239.03, 764,849.52 and 299,590.22

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Solution

The fourth proportional to 554,239.03, 764,849.52 and 299,590.22 is: 413,434.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,239.03 : 764,849.52 = 299,590.22 : x
  2. Step 2: Convert to fraction form
    554,239.03/764,849.52 = 299,590.22/x
  3. Step 3: Cross multiply
    554,239.03x = 764,849.52 × 299,590.22
  4. Step 4: Simplify right side
    554,239.03x = 229,141,435,963.69
  5. Step 5: Solve for x
    x = 229,141,435,963.69/554,239.03
  6. Step 6: Final answer
    x = 413,434.32

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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.