Home / 946,727.20-1,305,742.80-607,226.40

Finding the Fourth Proportional to 946,727.20, 1,305,742.80 and 607,226.40

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Solution

The fourth proportional to 946,727.20, 1,305,742.80 and 607,226.40 is: 837,497.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,727.20 : 1,305,742.80 = 607,226.40 : x
  2. Step 2: Convert to fraction form
    946,727.20/1,305,742.80 = 607,226.40/x
  3. Step 3: Cross multiply
    946,727.20x = 1,305,742.80 × 607,226.40
  4. Step 4: Simplify right side
    946,727.20x = 792,881,499,769.92
  5. Step 5: Solve for x
    x = 792,881,499,769.92/946,727.20
  6. Step 6: Final answer
    x = 837,497.33

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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.