Home / 460,466.27-690,802.94-140,591.37

Finding the Fourth Proportional to 460,466.27, 690,802.94 and 140,591.37

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Solution

The fourth proportional to 460,466.27, 690,802.94 and 140,591.37 is: 210,918.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,466.27 : 690,802.94 = 140,591.37 : x
  2. Step 2: Convert to fraction form
    460,466.27/690,802.94 = 140,591.37/x
  3. Step 3: Cross multiply
    460,466.27x = 690,802.94 × 140,591.37
  4. Step 4: Simplify right side
    460,466.27x = 97,120,931,031.67
  5. Step 5: Solve for x
    x = 97,120,931,031.67/460,466.27
  6. Step 6: Final answer
    x = 210,918.67

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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.