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Finding the Fourth Proportional to 704,493.29, 972,202.60 and 382,203.38

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Solution

The fourth proportional to 704,493.29, 972,202.60 and 382,203.38 is: 527,441.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,493.29 : 972,202.60 = 382,203.38 : x
  2. Step 2: Convert to fraction form
    704,493.29/972,202.60 = 382,203.38/x
  3. Step 3: Cross multiply
    704,493.29x = 972,202.60 × 382,203.38
  4. Step 4: Simplify right side
    704,493.29x = 371,579,119,764.79
  5. Step 5: Solve for x
    x = 371,579,119,764.79/704,493.29
  6. Step 6: Final answer
    x = 527,441.67

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1.5x scale

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.