Home / 762,845.04-1,052,775.38-423,313.30

Finding the Fourth Proportional to 762,845.04, 1,052,775.38 and 423,313.30

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Solution

The fourth proportional to 762,845.04, 1,052,775.38 and 423,313.30 is: 584,199.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,845.04 : 1,052,775.38 = 423,313.30 : x
  2. Step 2: Convert to fraction form
    762,845.04/1,052,775.38 = 423,313.30/x
  3. Step 3: Cross multiply
    762,845.04x = 1,052,775.38 × 423,313.30
  4. Step 4: Simplify right side
    762,845.04x = 445,653,820,266.55
  5. Step 5: Solve for x
    x = 445,653,820,266.55/762,845.04
  6. Step 6: Final answer
    x = 584,199.67

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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.