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Finding the Fourth Proportional to 586.76, 881.36 and 370.49

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Solution

The fourth proportional to 586.76, 881.36 and 370.49 is: 556.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    586.76 : 881.36 = 370.49 : x
  2. Step 2: Convert to fraction form
    586.76/881.36 = 370.49/x
  3. Step 3: Cross multiply
    586.76x = 881.36 × 370.49
  4. Step 4: Simplify right side
    586.76x = 326,528.81
  5. Step 5: Solve for x
    x = 326,528.81/586.76
  6. Step 6: Final answer
    x = 556.50

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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.