Home / 556,742.56-835,704.36-493,113.76

Finding the Fourth Proportional to 556,742.56, 835,704.36 and 493,113.76

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Solution

The fourth proportional to 556,742.56, 835,704.36 and 493,113.76 is: 740,193.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,742.56 : 835,704.36 = 493,113.76 : x
  2. Step 2: Convert to fraction form
    556,742.56/835,704.36 = 493,113.76/x
  3. Step 3: Cross multiply
    556,742.56x = 835,704.36 × 493,113.76
  4. Step 4: Simplify right side
    556,742.56x = 412,097,319,207.99
  5. Step 5: Solve for x
    x = 412,097,319,207.99/556,742.56
  6. Step 6: Final answer
    x = 740,193.67

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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.