Home / 991,762.68-1,368,603.90-562,083.24

Finding the Fourth Proportional to 991,762.68, 1,368,603.90 and 562,083.24

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Solution

The fourth proportional to 991,762.68, 1,368,603.90 and 562,083.24 is: 775,658.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    991,762.68 : 1,368,603.90 = 562,083.24 : x
  2. Step 2: Convert to fraction form
    991,762.68/1,368,603.90 = 562,083.24/x
  3. Step 3: Cross multiply
    991,762.68x = 1,368,603.90 × 562,083.24
  4. Step 4: Simplify right side
    991,762.68x = 769,269,314,388.64
  5. Step 5: Solve for x
    x = 769,269,314,388.64/991,762.68
  6. Step 6: Final answer
    x = 775,658.66

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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.