Home / 744,130.35-1,116,201.60-238,692.09

Finding the Fourth Proportional to 744,130.35, 1,116,201.60 and 238,692.09

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Solution

The fourth proportional to 744,130.35, 1,116,201.60 and 238,692.09 is: 358,040.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,130.35 : 1,116,201.60 = 238,692.09 : x
  2. Step 2: Convert to fraction form
    744,130.35/1,116,201.60 = 238,692.09/x
  3. Step 3: Cross multiply
    744,130.35x = 1,116,201.60 × 238,692.09
  4. Step 4: Simplify right side
    744,130.35x = 266,428,492,765.34
  5. Step 5: Solve for x
    x = 266,428,492,765.34/744,130.35
  6. Step 6: Final answer
    x = 358,040.08

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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.