Home / 842,709.84-1,162,939.60-460,736.64

Finding the Fourth Proportional to 842,709.84, 1,162,939.60 and 460,736.64

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Solution

The fourth proportional to 842,709.84, 1,162,939.60 and 460,736.64 is: 635,816.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,709.84 : 1,162,939.60 = 460,736.64 : x
  2. Step 2: Convert to fraction form
    842,709.84/1,162,939.60 = 460,736.64/x
  3. Step 3: Cross multiply
    842,709.84x = 1,162,939.60 × 460,736.64
  4. Step 4: Simplify right side
    842,709.84x = 535,808,883,826.94
  5. Step 5: Solve for x
    x = 535,808,883,826.94/842,709.84
  6. Step 6: Final answer
    x = 635,816.57

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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.