Home / 759,775.90-1,139,663.85-582,628.90

Finding the Fourth Proportional to 759,775.90, 1,139,663.85 and 582,628.90

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Solution

The fourth proportional to 759,775.90, 1,139,663.85 and 582,628.90 is: 873,943.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,775.90 : 1,139,663.85 = 582,628.90 : x
  2. Step 2: Convert to fraction form
    759,775.90/1,139,663.85 = 582,628.90/x
  3. Step 3: Cross multiply
    759,775.90x = 1,139,663.85 × 582,628.90
  4. Step 4: Simplify right side
    759,775.90x = 664,001,095,295.27
  5. Step 5: Solve for x
    x = 664,001,095,295.27/759,775.90
  6. Step 6: Final answer
    x = 873,943.35

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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.