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Finding the Fourth Proportional to 595.03, 890.99 and 478.84

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Solution

The fourth proportional to 595.03, 890.99 and 478.84 is: 717.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    595.03 : 890.99 = 478.84 : x
  2. Step 2: Convert to fraction form
    595.03/890.99 = 478.84/x
  3. Step 3: Cross multiply
    595.03x = 890.99 × 478.84
  4. Step 4: Simplify right side
    595.03x = 426,642.85
  5. Step 5: Solve for x
    x = 426,642.85/595.03
  6. Step 6: Final answer
    x = 717.01

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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.