Home / 713,917.18-1,070,879.46-240,606.64

Finding the Fourth Proportional to 713,917.18, 1,070,879.46 and 240,606.64

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Solution

The fourth proportional to 713,917.18, 1,070,879.46 and 240,606.64 is: 360,911.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,917.18 : 1,070,879.46 = 240,606.64 : x
  2. Step 2: Convert to fraction form
    713,917.18/1,070,879.46 = 240,606.64/x
  3. Step 3: Cross multiply
    713,917.18x = 1,070,879.46 × 240,606.64
  4. Step 4: Simplify right side
    713,917.18x = 257,660,708,715.61
  5. Step 5: Solve for x
    x = 257,660,708,715.61/713,917.18
  6. Step 6: Final answer
    x = 360,911.20

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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.