Home / 474,278.41-711,365.20-119,292.57

Finding the Fourth Proportional to 474,278.41, 711,365.20 and 119,292.57

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Solution

The fourth proportional to 474,278.41, 711,365.20 and 119,292.57 is: 178,925.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,278.41 : 711,365.20 = 119,292.57 : x
  2. Step 2: Convert to fraction form
    474,278.41/711,365.20 = 119,292.57/x
  3. Step 3: Cross multiply
    474,278.41x = 711,365.20 × 119,292.57
  4. Step 4: Simplify right side
    474,278.41x = 84,860,582,916.56
  5. Step 5: Solve for x
    x = 84,860,582,916.56/474,278.41
  6. Step 6: Final answer
    x = 178,925.67

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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.