Home / 1,306,296.54-1,959,568.49-507,639.68

Finding the Fourth Proportional to 1,306,296.54, 1,959,568.49 and 507,639.68

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Solution

The fourth proportional to 1,306,296.54, 1,959,568.49 and 507,639.68 is: 761,507.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,306,296.54 : 1,959,568.49 = 507,639.68 : x
  2. Step 2: Convert to fraction form
    1,306,296.54/1,959,568.49 = 507,639.68/x
  3. Step 3: Cross multiply
    1,306,296.54x = 1,959,568.49 × 507,639.68
  4. Step 4: Simplify right side
    1,306,296.54x = 994,754,721,201.68
  5. Step 5: Solve for x
    x = 994,754,721,201.68/1,306,296.54
  6. Step 6: Final answer
    x = 761,507.58

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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.