Home / 1,097,255.58-1,645,543.02-387,117.56

Finding the Fourth Proportional to 1,097,255.58, 1,645,543.02 and 387,117.56

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Solution

The fourth proportional to 1,097,255.58, 1,645,543.02 and 387,117.56 is: 580,556.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,255.58 : 1,645,543.02 = 387,117.56 : x
  2. Step 2: Convert to fraction form
    1,097,255.58/1,645,543.02 = 387,117.56/x
  3. Step 3: Cross multiply
    1,097,255.58x = 1,645,543.02 × 387,117.56
  4. Step 4: Simplify right side
    1,097,255.58x = 637,018,598,777.43
  5. Step 5: Solve for x
    x = 637,018,598,777.43/1,097,255.58
  6. Step 6: Final answer
    x = 580,556.26

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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.