Home / 698,698.44-1,048,048.20-299,080.62

Finding the Fourth Proportional to 698,698.44, 1,048,048.20 and 299,080.62

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Solution

The fourth proportional to 698,698.44, 1,048,048.20 and 299,080.62 is: 448,621.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,698.44 : 1,048,048.20 = 299,080.62 : x
  2. Step 2: Convert to fraction form
    698,698.44/1,048,048.20 = 299,080.62/x
  3. Step 3: Cross multiply
    698,698.44x = 1,048,048.20 × 299,080.62
  4. Step 4: Simplify right side
    698,698.44x = 313,450,905,445.88
  5. Step 5: Solve for x
    x = 313,450,905,445.88/698,698.44
  6. Step 6: Final answer
    x = 448,621.16

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Double scale
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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.