Home / 923,899.62-1,388,309.78-497,762.67

Finding the Fourth Proportional to 923,899.62, 1,388,309.78 and 497,762.67

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Solution

The fourth proportional to 923,899.62, 1,388,309.78 and 497,762.67 is: 747,969.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,899.62 : 1,388,309.78 = 497,762.67 : x
  2. Step 2: Convert to fraction form
    923,899.62/1,388,309.78 = 497,762.67/x
  3. Step 3: Cross multiply
    923,899.62x = 1,388,309.78 × 497,762.67
  4. Step 4: Simplify right side
    923,899.62x = 691,048,778,721.32
  5. Step 5: Solve for x
    x = 691,048,778,721.32/923,899.62
  6. Step 6: Final answer
    x = 747,969.55

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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.