Home / 858,735.56-1,185,008.81-476,737.73

Finding the Fourth Proportional to 858,735.56, 1,185,008.81 and 476,737.73

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Solution

The fourth proportional to 858,735.56, 1,185,008.81 and 476,737.73 is: 657,872.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,735.56 : 1,185,008.81 = 476,737.73 : x
  2. Step 2: Convert to fraction form
    858,735.56/1,185,008.81 = 476,737.73/x
  3. Step 3: Cross multiply
    858,735.56x = 1,185,008.81 × 476,737.73
  4. Step 4: Simplify right side
    858,735.56x = 564,938,416,932.60
  5. Step 5: Solve for x
    x = 564,938,416,932.60/858,735.56
  6. Step 6: Final answer
    x = 657,872.39

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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.