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Finding the Fourth Proportional to 594,638.64, 820,607.33 and 322,708.88

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Solution

The fourth proportional to 594,638.64, 820,607.33 and 322,708.88 is: 445,341.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,638.64 : 820,607.33 = 322,708.88 : x
  2. Step 2: Convert to fraction form
    594,638.64/820,607.33 = 322,708.88/x
  3. Step 3: Cross multiply
    594,638.64x = 820,607.33 × 322,708.88
  4. Step 4: Simplify right side
    594,638.64x = 264,817,275,242.38
  5. Step 5: Solve for x
    x = 264,817,275,242.38/594,638.64
  6. Step 6: Final answer
    x = 445,341.52

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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.