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Finding the Fourth Proportional to 594,639.98, 820,603.73 and 322,707.92

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Solution

The fourth proportional to 594,639.98, 820,603.73 and 322,707.92 is: 445,337.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,639.98 : 820,603.73 = 322,707.92 : x
  2. Step 2: Convert to fraction form
    594,639.98/820,603.73 = 322,707.92/x
  3. Step 3: Cross multiply
    594,639.98x = 820,603.73 × 322,707.92
  4. Step 4: Simplify right side
    594,639.98x = 264,815,325,710.82
  5. Step 5: Solve for x
    x = 264,815,325,710.82/594,639.98
  6. Step 6: Final answer
    x = 445,337.24

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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.