Home / 589,139.22-882,885.04-318,683.49

Finding the Fourth Proportional to 589,139.22, 882,885.04 and 318,683.49

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Solution

The fourth proportional to 589,139.22, 882,885.04 and 318,683.49 is: 477,579.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,139.22 : 882,885.04 = 318,683.49 : x
  2. Step 2: Convert to fraction form
    589,139.22/882,885.04 = 318,683.49/x
  3. Step 3: Cross multiply
    589,139.22x = 882,885.04 × 318,683.49
  4. Step 4: Simplify right side
    589,139.22x = 281,360,884,222.57
  5. Step 5: Solve for x
    x = 281,360,884,222.57/589,139.22
  6. Step 6: Final answer
    x = 477,579.62

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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.