Home / 922,762.35-1,384,135.20-291,676.35

Finding the Fourth Proportional to 922,762.35, 1,384,135.20 and 291,676.35

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Solution

The fourth proportional to 922,762.35, 1,384,135.20 and 291,676.35 is: 437,511.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,762.35 : 1,384,135.20 = 291,676.35 : x
  2. Step 2: Convert to fraction form
    922,762.35/1,384,135.20 = 291,676.35/x
  3. Step 3: Cross multiply
    922,762.35x = 1,384,135.20 × 291,676.35
  4. Step 4: Simplify right side
    922,762.35x = 403,719,503,042.52
  5. Step 5: Solve for x
    x = 403,719,503,042.52/922,762.35
  6. Step 6: Final answer
    x = 437,511.89

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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.