Home / 593,148.48-818,548.90-321,216.60

Finding the Fourth Proportional to 593,148.48, 818,548.90 and 321,216.60

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Solution

The fourth proportional to 593,148.48, 818,548.90 and 321,216.60 is: 443,281.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,148.48 : 818,548.90 = 321,216.60 : x
  2. Step 2: Convert to fraction form
    593,148.48/818,548.90 = 321,216.60/x
  3. Step 3: Cross multiply
    593,148.48x = 818,548.90 × 321,216.60
  4. Step 4: Simplify right side
    593,148.48x = 262,931,494,591.74
  5. Step 5: Solve for x
    x = 262,931,494,591.74/593,148.48
  6. Step 6: Final answer
    x = 443,281.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.