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Finding the Fourth Proportional to 594,637.42, 820,600.20 and 322,705.36

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Solution

The fourth proportional to 594,637.42, 820,600.20 and 322,705.36 is: 445,333.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,637.42 : 820,600.20 = 322,705.36 : x
  2. Step 2: Convert to fraction form
    594,637.42/820,600.20 = 322,705.36/x
  3. Step 3: Cross multiply
    594,637.42x = 820,600.20 × 322,705.36
  4. Step 4: Simplify right side
    594,637.42x = 264,812,082,957.07
  5. Step 5: Solve for x
    x = 264,812,082,957.07/594,637.42
  6. Step 6: Final answer
    x = 445,333.70

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1.5x scale

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.