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Finding the Fourth Proportional to 704,704.58, 972,492.30 and 382,414.67

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Solution

The fourth proportional to 704,704.58, 972,492.30 and 382,414.67 is: 527,732.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,704.58 : 972,492.30 = 382,414.67 : x
  2. Step 2: Convert to fraction form
    704,704.58/972,492.30 = 382,414.67/x
  3. Step 3: Cross multiply
    704,704.58x = 972,492.30 × 382,414.67
  4. Step 4: Simplify right side
    704,704.58x = 371,895,317,119.58
  5. Step 5: Solve for x
    x = 371,895,317,119.58/704,704.58
  6. Step 6: Final answer
    x = 527,732.23

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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.