Home / 838,269.09-1,257,404.04-277,303.59

Finding the Fourth Proportional to 838,269.09, 1,257,404.04 and 277,303.59

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Solution

The fourth proportional to 838,269.09, 1,257,404.04 and 277,303.59 is: 415,955.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,269.09 : 1,257,404.04 = 277,303.59 : x
  2. Step 2: Convert to fraction form
    838,269.09/1,257,404.04 = 277,303.59/x
  3. Step 3: Cross multiply
    838,269.09x = 1,257,404.04 × 277,303.59
  4. Step 4: Simplify right side
    838,269.09x = 348,682,654,372.50
  5. Step 5: Solve for x
    x = 348,682,654,372.50/838,269.09
  6. Step 6: Final answer
    x = 415,955.52

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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.