Home / 800,465.28-1,104,668.40-456,295.08

Finding the Fourth Proportional to 800,465.28, 1,104,668.40 and 456,295.08

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Solution

The fourth proportional to 800,465.28, 1,104,668.40 and 456,295.08 is: 629,702.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,465.28 : 1,104,668.40 = 456,295.08 : x
  2. Step 2: Convert to fraction form
    800,465.28/1,104,668.40 = 456,295.08/x
  3. Step 3: Cross multiply
    800,465.28x = 1,104,668.40 × 456,295.08
  4. Step 4: Simplify right side
    800,465.28x = 504,054,755,951.47
  5. Step 5: Solve for x
    x = 504,054,755,951.47/800,465.28
  6. Step 6: Final answer
    x = 629,702.21

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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.