Home / 703,285.07-1,053,774.28-298,153.57

Finding the Fourth Proportional to 703,285.07, 1,053,774.28 and 298,153.57

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Solution

The fourth proportional to 703,285.07, 1,053,774.28 and 298,153.57 is: 446,741.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,285.07 : 1,053,774.28 = 298,153.57 : x
  2. Step 2: Convert to fraction form
    703,285.07/1,053,774.28 = 298,153.57/x
  3. Step 3: Cross multiply
    703,285.07x = 1,053,774.28 × 298,153.57
  4. Step 4: Simplify right side
    703,285.07x = 314,186,556,796.54
  5. Step 5: Solve for x
    x = 314,186,556,796.54/703,285.07
  6. Step 6: Final answer
    x = 446,741.40

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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.