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Finding the Fourth Proportional to 586.76, 877.98 and 483.08

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Solution

The fourth proportional to 586.76, 877.98 and 483.08 is: 722.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    586.76 : 877.98 = 483.08 : x
  2. Step 2: Convert to fraction form
    586.76/877.98 = 483.08/x
  3. Step 3: Cross multiply
    586.76x = 877.98 × 483.08
  4. Step 4: Simplify right side
    586.76x = 424,134.58
  5. Step 5: Solve for x
    x = 424,134.58/586.76
  6. Step 6: Final answer
    x = 722.84

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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.