Home / 903,458.40-1,355,187.60-238,610.40

Finding the Fourth Proportional to 903,458.40, 1,355,187.60 and 238,610.40

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Solution

The fourth proportional to 903,458.40, 1,355,187.60 and 238,610.40 is: 357,915.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,458.40 : 1,355,187.60 = 238,610.40 : x
  2. Step 2: Convert to fraction form
    903,458.40/1,355,187.60 = 238,610.40/x
  3. Step 3: Cross multiply
    903,458.40x = 1,355,187.60 × 238,610.40
  4. Step 4: Simplify right side
    903,458.40x = 323,361,855,311.04
  5. Step 5: Solve for x
    x = 323,361,855,311.04/903,458.40
  6. Step 6: Final answer
    x = 357,915.60

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Similar ratio
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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.