Home / 1,097,039.60-1,645,252.20-349,314.80

Finding the Fourth Proportional to 1,097,039.60, 1,645,252.20 and 349,314.80

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Solution

The fourth proportional to 1,097,039.60, 1,645,252.20 and 349,314.80 is: 523,874.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,039.60 : 1,645,252.20 = 349,314.80 : x
  2. Step 2: Convert to fraction form
    1,097,039.60/1,645,252.20 = 349,314.80/x
  3. Step 3: Cross multiply
    1,097,039.60x = 1,645,252.20 × 349,314.80
  4. Step 4: Simplify right side
    1,097,039.60x = 574,710,943,192.56
  5. Step 5: Solve for x
    x = 574,710,943,192.56/1,097,039.60
  6. Step 6: Final answer
    x = 523,874.38

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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.