Home / 882,319.75-1,323,676.47-321,354.25

Finding the Fourth Proportional to 882,319.75, 1,323,676.47 and 321,354.25

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Solution

The fourth proportional to 882,319.75, 1,323,676.47 and 321,354.25 is: 482,103.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,319.75 : 1,323,676.47 = 321,354.25 : x
  2. Step 2: Convert to fraction form
    882,319.75/1,323,676.47 = 321,354.25/x
  3. Step 3: Cross multiply
    882,319.75x = 1,323,676.47 × 321,354.25
  4. Step 4: Simplify right side
    882,319.75x = 425,369,059,259.50
  5. Step 5: Solve for x
    x = 425,369,059,259.50/882,319.75
  6. Step 6: Final answer
    x = 482,103.07

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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.