Home / 1,097,042.60-1,645,256.70-349,317.80

Finding the Fourth Proportional to 1,097,042.60, 1,645,256.70 and 349,317.80

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Solution

The fourth proportional to 1,097,042.60, 1,645,256.70 and 349,317.80 is: 523,878.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,042.60 : 1,645,256.70 = 349,317.80 : x
  2. Step 2: Convert to fraction form
    1,097,042.60/1,645,256.70 = 349,317.80/x
  3. Step 3: Cross multiply
    1,097,042.60x = 1,645,256.70 × 349,317.80
  4. Step 4: Simplify right side
    1,097,042.60x = 574,717,450,879.26
  5. Step 5: Solve for x
    x = 574,717,450,879.26/1,097,042.60
  6. Step 6: Final answer
    x = 523,878.88

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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.