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Finding the Fourth Proportional to 656,750.35, 906,280.81 and 366,392.22

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Solution

The fourth proportional to 656,750.35, 906,280.81 and 366,392.22 is: 505,601.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,750.35 : 906,280.81 = 366,392.22 : x
  2. Step 2: Convert to fraction form
    656,750.35/906,280.81 = 366,392.22/x
  3. Step 3: Cross multiply
    656,750.35x = 906,280.81 × 366,392.22
  4. Step 4: Simplify right side
    656,750.35x = 332,054,237,919.30
  5. Step 5: Solve for x
    x = 332,054,237,919.30/656,750.35
  6. Step 6: Final answer
    x = 505,601.92

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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.