Home / 914,966.58-1,262,635.70-507,059.96

Finding the Fourth Proportional to 914,966.58, 1,262,635.70 and 507,059.96

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Solution

The fourth proportional to 914,966.58, 1,262,635.70 and 507,059.96 is: 699,732.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,966.58 : 1,262,635.70 = 507,059.96 : x
  2. Step 2: Convert to fraction form
    914,966.58/1,262,635.70 = 507,059.96/x
  3. Step 3: Cross multiply
    914,966.58x = 1,262,635.70 × 507,059.96
  4. Step 4: Simplify right side
    914,966.58x = 640,232,007,536.57
  5. Step 5: Solve for x
    x = 640,232,007,536.57/914,966.58
  6. Step 6: Final answer
    x = 699,732.67

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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.