Home / 663,106.03-993,163.57-464,313.89

Finding the Fourth Proportional to 663,106.03, 993,163.57 and 464,313.89

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Solution

The fourth proportional to 663,106.03, 993,163.57 and 464,313.89 is: 695,423.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,106.03 : 993,163.57 = 464,313.89 : x
  2. Step 2: Convert to fraction form
    663,106.03/993,163.57 = 464,313.89/x
  3. Step 3: Cross multiply
    663,106.03x = 993,163.57 × 464,313.89
  4. Step 4: Simplify right side
    663,106.03x = 461,139,641,915.11
  5. Step 5: Solve for x
    x = 461,139,641,915.11/663,106.03
  6. Step 6: Final answer
    x = 695,423.69

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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.