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Finding the Fourth Proportional to 555.94, 834.45 and 530.29

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Solution

The fourth proportional to 555.94, 834.45 and 530.29 is: 795.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    555.94 : 834.45 = 530.29 : x
  2. Step 2: Convert to fraction form
    555.94/834.45 = 530.29/x
  3. Step 3: Cross multiply
    555.94x = 834.45 × 530.29
  4. Step 4: Simplify right side
    555.94x = 442,500.49
  5. Step 5: Solve for x
    x = 442,500.49/555.94
  6. Step 6: Final answer
    x = 795.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.