Home / 566,911.23-782,338.58-308,787.38

Finding the Fourth Proportional to 566,911.23, 782,338.58 and 308,787.38

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Solution

The fourth proportional to 566,911.23, 782,338.58 and 308,787.38 is: 426,127.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,911.23 : 782,338.58 = 308,787.38 : x
  2. Step 2: Convert to fraction form
    566,911.23/782,338.58 = 308,787.38/x
  3. Step 3: Cross multiply
    566,911.23x = 782,338.58 × 308,787.38
  4. Step 4: Simplify right side
    566,911.23x = 241,576,279,027.21
  5. Step 5: Solve for x
    x = 241,576,279,027.21/566,911.23
  6. Step 6: Final answer
    x = 426,127.17

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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.