Home / 371,227.32-556,931.52-118,507.85

Finding the Fourth Proportional to 371,227.32, 556,931.52 and 118,507.85

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Solution

The fourth proportional to 371,227.32, 556,931.52 and 118,507.85 is: 177,790.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,227.32 : 556,931.52 = 118,507.85 : x
  2. Step 2: Convert to fraction form
    371,227.32/556,931.52 = 118,507.85/x
  3. Step 3: Cross multiply
    371,227.32x = 556,931.52 × 118,507.85
  4. Step 4: Simplify right side
    371,227.32x = 66,000,754,247.77
  5. Step 5: Solve for x
    x = 66,000,754,247.77/371,227.32
  6. Step 6: Final answer
    x = 177,790.67

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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.