Home / 799,714.80-1,197,628.20-424,911.60

Finding the Fourth Proportional to 799,714.80, 1,197,628.20 and 424,911.60

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Solution

The fourth proportional to 799,714.80, 1,197,628.20 and 424,911.60 is: 636,334.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,714.80 : 1,197,628.20 = 424,911.60 : x
  2. Step 2: Convert to fraction form
    799,714.80/1,197,628.20 = 424,911.60/x
  3. Step 3: Cross multiply
    799,714.80x = 1,197,628.20 × 424,911.60
  4. Step 4: Simplify right side
    799,714.80x = 508,886,114,667.12
  5. Step 5: Solve for x
    x = 508,886,114,667.12/799,714.80
  6. Step 6: Final answer
    x = 636,334.50

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Double scale
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Similar ratio
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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.