Home / 892,364.38-1,338,043.54-293,164.65

Finding the Fourth Proportional to 892,364.38, 1,338,043.54 and 293,164.65

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Solution

The fourth proportional to 892,364.38, 1,338,043.54 and 293,164.65 is: 439,581.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,364.38 : 1,338,043.54 = 293,164.65 : x
  2. Step 2: Convert to fraction form
    892,364.38/1,338,043.54 = 293,164.65/x
  3. Step 3: Cross multiply
    892,364.38x = 1,338,043.54 × 293,164.65
  4. Step 4: Simplify right side
    892,364.38x = 392,267,066,088.86
  5. Step 5: Solve for x
    x = 392,267,066,088.86/892,364.38
  6. Step 6: Final answer
    x = 439,581.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.