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Finding the Fourth Proportional to 594,781.04, 820,799.74 and 322,849.16

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Solution

The fourth proportional to 594,781.04, 820,799.74 and 322,849.16 is: 445,532.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,781.04 : 820,799.74 = 322,849.16 : x
  2. Step 2: Convert to fraction form
    594,781.04/820,799.74 = 322,849.16/x
  3. Step 3: Cross multiply
    594,781.04x = 820,799.74 × 322,849.16
  4. Step 4: Simplify right side
    594,781.04x = 264,994,506,587.22
  5. Step 5: Solve for x
    x = 264,994,506,587.22/594,781.04
  6. Step 6: Final answer
    x = 445,532.87

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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.