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Finding the Fourth Proportional to 605,462.73, 835,495.41 and 360,434.49

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Solution

The fourth proportional to 605,462.73, 835,495.41 and 360,434.49 is: 497,373.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,462.73 : 835,495.41 = 360,434.49 : x
  2. Step 2: Convert to fraction form
    605,462.73/835,495.41 = 360,434.49/x
  3. Step 3: Cross multiply
    605,462.73x = 835,495.41 × 360,434.49
  4. Step 4: Simplify right side
    605,462.73x = 301,141,362,000.69
  5. Step 5: Solve for x
    x = 301,141,362,000.69/605,462.73
  6. Step 6: Final answer
    x = 497,373.90

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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.