Home / 799,180.05-1,102,890.12-477,077.10

Finding the Fourth Proportional to 799,180.05, 1,102,890.12 and 477,077.10

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Solution

The fourth proportional to 799,180.05, 1,102,890.12 and 477,077.10 is: 658,379.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,180.05 : 1,102,890.12 = 477,077.10 : x
  2. Step 2: Convert to fraction form
    799,180.05/1,102,890.12 = 477,077.10/x
  3. Step 3: Cross multiply
    799,180.05x = 1,102,890.12 × 477,077.10
  4. Step 4: Simplify right side
    799,180.05x = 526,163,620,068.25
  5. Step 5: Solve for x
    x = 526,163,620,068.25/799,180.05
  6. Step 6: Final answer
    x = 658,379.32

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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.