Home / 799,103.69-1,102,784.69-477,000.63

Finding the Fourth Proportional to 799,103.69, 1,102,784.69 and 477,000.63

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Solution

The fourth proportional to 799,103.69, 1,102,784.69 and 477,000.63 is: 658,273.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,103.69 : 1,102,784.69 = 477,000.63 : x
  2. Step 2: Convert to fraction form
    799,103.69/1,102,784.69 = 477,000.63/x
  3. Step 3: Cross multiply
    799,103.69x = 1,102,784.69 × 477,000.63
  4. Step 4: Simplify right side
    799,103.69x = 526,028,983,985.43
  5. Step 5: Solve for x
    x = 526,028,983,985.43/799,103.69
  6. Step 6: Final answer
    x = 658,273.75

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.