Home / 810,024.08-1,215,257.10-354,532.46

Finding the Fourth Proportional to 810,024.08, 1,215,257.10 and 354,532.46

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Solution

The fourth proportional to 810,024.08, 1,215,257.10 and 354,532.46 is: 531,895.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,024.08 : 1,215,257.10 = 354,532.46 : x
  2. Step 2: Convert to fraction form
    810,024.08/1,215,257.10 = 354,532.46/x
  3. Step 3: Cross multiply
    810,024.08x = 1,215,257.10 × 354,532.46
  4. Step 4: Simplify right side
    810,024.08x = 430,848,089,195.47
  5. Step 5: Solve for x
    x = 430,848,089,195.47/810,024.08
  6. Step 6: Final answer
    x = 531,895.41

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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.