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Finding the Fourth Proportional to 592,605.17, 817,797.31 and 320,673.07

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Solution

The fourth proportional to 592,605.17, 817,797.31 and 320,673.07 is: 442,530.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,605.17 : 817,797.31 = 320,673.07 : x
  2. Step 2: Convert to fraction form
    592,605.17/817,797.31 = 320,673.07/x
  3. Step 3: Cross multiply
    592,605.17x = 817,797.31 × 320,673.07
  4. Step 4: Simplify right side
    592,605.17x = 262,245,574,035.44
  5. Step 5: Solve for x
    x = 262,245,574,035.44/592,605.17
  6. Step 6: Final answer
    x = 442,530.01

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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.