Home / 731,627.52-1,097,638.44-305,021.56

Finding the Fourth Proportional to 731,627.52, 1,097,638.44 and 305,021.56

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Solution

The fourth proportional to 731,627.52, 1,097,638.44 and 305,021.56 is: 457,614.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,627.52 : 1,097,638.44 = 305,021.56 : x
  2. Step 2: Convert to fraction form
    731,627.52/1,097,638.44 = 305,021.56/x
  3. Step 3: Cross multiply
    731,627.52x = 1,097,638.44 × 305,021.56
  4. Step 4: Simplify right side
    731,627.52x = 334,803,389,284.77
  5. Step 5: Solve for x
    x = 334,803,389,284.77/731,627.52
  6. Step 6: Final answer
    x = 457,614.54

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1.5x scale

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.