Home / 876,948.12-1,315,459.09-277,932.93

Finding the Fourth Proportional to 876,948.12, 1,315,459.09 and 277,932.93

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Solution

The fourth proportional to 876,948.12, 1,315,459.09 and 277,932.93 is: 416,911.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,948.12 : 1,315,459.09 = 277,932.93 : x
  2. Step 2: Convert to fraction form
    876,948.12/1,315,459.09 = 277,932.93/x
  3. Step 3: Cross multiply
    876,948.12x = 1,315,459.09 × 277,932.93
  4. Step 4: Simplify right side
    876,948.12x = 365,609,399,178.83
  5. Step 5: Solve for x
    x = 365,609,399,178.83/876,948.12
  6. Step 6: Final answer
    x = 416,911.09

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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.