Home / 913,568.44-1,260,697.08-505,687

Finding the Fourth Proportional to 913,568.44, 1,260,697.08 and 505,687

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Solution

The fourth proportional to 913,568.44, 1,260,697.08 and 505,687 is: 697,832.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,568.44 : 1,260,697.08 = 505,687 : x
  2. Step 2: Convert to fraction form
    913,568.44/1,260,697.08 = 505,687/x
  3. Step 3: Cross multiply
    913,568.44x = 1,260,697.08 × 505,687
  4. Step 4: Simplify right side
    913,568.44x = 637,518,124,293.96
  5. Step 5: Solve for x
    x = 637,518,124,293.96/913,568.44
  6. Step 6: Final answer
    x = 697,832.91

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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.