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Finding the Fourth Proportional to 595.04, 821.06 and 342.98

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Solution

The fourth proportional to 595.04, 821.06 and 342.98 is: 473.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    595.04 : 821.06 = 342.98 : x
  2. Step 2: Convert to fraction form
    595.04/821.06 = 342.98/x
  3. Step 3: Cross multiply
    595.04x = 821.06 × 342.98
  4. Step 4: Simplify right side
    595.04x = 281,607.16
  5. Step 5: Solve for x
    x = 281,607.16/595.04
  6. Step 6: Final answer
    x = 473.26

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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.