Home / 891,832.22-1,337,700.60-315,415.56

Finding the Fourth Proportional to 891,832.22, 1,337,700.60 and 315,415.56

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Solution

The fourth proportional to 891,832.22, 1,337,700.60 and 315,415.56 is: 473,106.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,832.22 : 1,337,700.60 = 315,415.56 : x
  2. Step 2: Convert to fraction form
    891,832.22/1,337,700.60 = 315,415.56/x
  3. Step 3: Cross multiply
    891,832.22x = 1,337,700.60 × 315,415.56
  4. Step 4: Simplify right side
    891,832.22x = 421,931,583,861.34
  5. Step 5: Solve for x
    x = 421,931,583,861.34/891,832.22
  6. Step 6: Final answer
    x = 473,106.46

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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.