Home / 650,037.57-897,076.38-355,707.08

Finding the Fourth Proportional to 650,037.57, 897,076.38 and 355,707.08

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Solution

The fourth proportional to 650,037.57, 897,076.38 and 355,707.08 is: 490,889.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,037.57 : 897,076.38 = 355,707.08 : x
  2. Step 2: Convert to fraction form
    650,037.57/897,076.38 = 355,707.08/x
  3. Step 3: Cross multiply
    650,037.57x = 897,076.38 × 355,707.08
  4. Step 4: Simplify right side
    650,037.57x = 319,096,419,666.77
  5. Step 5: Solve for x
    x = 319,096,419,666.77/650,037.57
  6. Step 6: Final answer
    x = 490,889.20

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1.5x scale

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.