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Finding the Fourth Proportional to 590.01, 884.34 and 407.49

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Solution

The fourth proportional to 590.01, 884.34 and 407.49 is: 610.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    590.01 : 884.34 = 407.49 : x
  2. Step 2: Convert to fraction form
    590.01/884.34 = 407.49/x
  3. Step 3: Cross multiply
    590.01x = 884.34 × 407.49
  4. Step 4: Simplify right side
    590.01x = 360,359.71
  5. Step 5: Solve for x
    x = 360,359.71/590.01
  6. Step 6: Final answer
    x = 610.77

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1.5x scale

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.