Home / 800,445.04-1,104,613.79-437,868.80

Finding the Fourth Proportional to 800,445.04, 1,104,613.79 and 437,868.80

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Solution

The fourth proportional to 800,445.04, 1,104,613.79 and 437,868.80 is: 604,258.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,445.04 : 1,104,613.79 = 437,868.80 : x
  2. Step 2: Convert to fraction form
    800,445.04/1,104,613.79 = 437,868.80/x
  3. Step 3: Cross multiply
    800,445.04x = 1,104,613.79 × 437,868.80
  4. Step 4: Simplify right side
    800,445.04x = 483,675,914,690.75
  5. Step 5: Solve for x
    x = 483,675,914,690.75/800,445.04
  6. Step 6: Final answer
    x = 604,258.74

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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.