Home / 715,271.14-1,072,692.71-235,410.37

Finding the Fourth Proportional to 715,271.14, 1,072,692.71 and 235,410.37

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Solution

The fourth proportional to 715,271.14, 1,072,692.71 and 235,410.37 is: 353,045.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,271.14 : 1,072,692.71 = 235,410.37 : x
  2. Step 2: Convert to fraction form
    715,271.14/1,072,692.71 = 235,410.37/x
  3. Step 3: Cross multiply
    715,271.14x = 1,072,692.71 × 235,410.37
  4. Step 4: Simplify right side
    715,271.14x = 252,522,985,443.50
  5. Step 5: Solve for x
    x = 252,522,985,443.50/715,271.14
  6. Step 6: Final answer
    x = 353,045.12

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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.