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Finding the Fourth Proportional to 595,587.71, 821,908.35 and 323,650.46

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Solution

The fourth proportional to 595,587.71, 821,908.35 and 323,650.46 is: 446,636.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,587.71 : 821,908.35 = 323,650.46 : x
  2. Step 2: Convert to fraction form
    595,587.71/821,908.35 = 323,650.46/x
  3. Step 3: Cross multiply
    595,587.71x = 821,908.35 × 323,650.46
  4. Step 4: Simplify right side
    595,587.71x = 266,011,015,555.34
  5. Step 5: Solve for x
    x = 266,011,015,555.34/595,587.71
  6. Step 6: Final answer
    x = 446,636.17

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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.