Home / 1,089,152.43-1,633,729.37-341,256.75

Finding the Fourth Proportional to 1,089,152.43, 1,633,729.37 and 341,256.75

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Solution

The fourth proportional to 1,089,152.43, 1,633,729.37 and 341,256.75 is: 511,885.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,152.43 : 1,633,729.37 = 341,256.75 : x
  2. Step 2: Convert to fraction form
    1,089,152.43/1,633,729.37 = 341,256.75/x
  3. Step 3: Cross multiply
    1,089,152.43x = 1,633,729.37 × 341,256.75
  4. Step 4: Simplify right side
    1,089,152.43x = 557,521,173,479.46
  5. Step 5: Solve for x
    x = 557,521,173,479.46/1,089,152.43
  6. Step 6: Final answer
    x = 511,885.35

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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.