Home / 892,404.60-1,336,274.10-575,143.80

Finding the Fourth Proportional to 892,404.60, 1,336,274.10 and 575,143.80

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Solution

The fourth proportional to 892,404.60, 1,336,274.10 and 575,143.80 is: 861,212.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,404.60 : 1,336,274.10 = 575,143.80 : x
  2. Step 2: Convert to fraction form
    892,404.60/1,336,274.10 = 575,143.80/x
  3. Step 3: Cross multiply
    892,404.60x = 1,336,274.10 × 575,143.80
  4. Step 4: Simplify right side
    892,404.60x = 768,549,763,715.58
  5. Step 5: Solve for x
    x = 768,549,763,715.58/892,404.60
  6. Step 6: Final answer
    x = 861,212.24

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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.