Home / 798,450.61-1,101,861.36-435,874.38

Finding the Fourth Proportional to 798,450.61, 1,101,861.36 and 435,874.38

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Solution

The fourth proportional to 798,450.61, 1,101,861.36 and 435,874.38 is: 601,506.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,450.61 : 1,101,861.36 = 435,874.38 : x
  2. Step 2: Convert to fraction form
    798,450.61/1,101,861.36 = 435,874.38/x
  3. Step 3: Cross multiply
    798,450.61x = 1,101,861.36 × 435,874.38
  4. Step 4: Simplify right side
    798,450.61x = 480,273,130,536.96
  5. Step 5: Solve for x
    x = 480,273,130,536.96/798,450.61
  6. Step 6: Final answer
    x = 601,506.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.