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Finding the Fourth Proportional to 592,603.67, 817,795.24 and 320,671.57

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Solution

The fourth proportional to 592,603.67, 817,795.24 and 320,671.57 is: 442,527.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,603.67 : 817,795.24 = 320,671.57 : x
  2. Step 2: Convert to fraction form
    592,603.67/817,795.24 = 320,671.57/x
  3. Step 3: Cross multiply
    592,603.67x = 817,795.24 × 320,671.57
  4. Step 4: Simplify right side
    592,603.67x = 262,243,681,945.97
  5. Step 5: Solve for x
    x = 262,243,681,945.97/592,603.67
  6. Step 6: Final answer
    x = 442,527.94

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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.