Home / 867,930.03-1,302,102.81-362,209.77

Finding the Fourth Proportional to 867,930.03, 1,302,102.81 and 362,209.77

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Solution

The fourth proportional to 867,930.03, 1,302,102.81 and 362,209.77 is: 543,401.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,930.03 : 1,302,102.81 = 362,209.77 : x
  2. Step 2: Convert to fraction form
    867,930.03/1,302,102.81 = 362,209.77/x
  3. Step 3: Cross multiply
    867,930.03x = 1,302,102.81 × 362,209.77
  4. Step 4: Simplify right side
    867,930.03x = 471,634,359,326.45
  5. Step 5: Solve for x
    x = 471,634,359,326.45/867,930.03
  6. Step 6: Final answer
    x = 543,401.36

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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.