Home / 289,024.30-433,568.85-89,343.10

Finding the Fourth Proportional to 289,024.30, 433,568.85 and 89,343.10

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Solution

The fourth proportional to 289,024.30, 433,568.85 and 89,343.10 is: 134,024.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,024.30 : 433,568.85 = 89,343.10 : x
  2. Step 2: Convert to fraction form
    289,024.30/433,568.85 = 89,343.10/x
  3. Step 3: Cross multiply
    289,024.30x = 433,568.85 × 89,343.10
  4. Step 4: Simplify right side
    289,024.30x = 38,736,385,122.44
  5. Step 5: Solve for x
    x = 38,736,385,122.44/289,024.30
  6. Step 6: Final answer
    x = 134,024.67

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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.