Home / 479,102.74-719,152.56-352,885.50

Finding the Fourth Proportional to 479,102.74, 719,152.56 and 352,885.50

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Solution

The fourth proportional to 479,102.74, 719,152.56 and 352,885.50 is: 529,695.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,102.74 : 719,152.56 = 352,885.50 : x
  2. Step 2: Convert to fraction form
    479,102.74/719,152.56 = 352,885.50/x
  3. Step 3: Cross multiply
    479,102.74x = 719,152.56 × 352,885.50
  4. Step 4: Simplify right side
    479,102.74x = 253,778,510,711.88
  5. Step 5: Solve for x
    x = 253,778,510,711.88/479,102.74
  6. Step 6: Final answer
    x = 529,695.39

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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.