Home / 876,487.36-1,314,927.92-277,484.48

Finding the Fourth Proportional to 876,487.36, 1,314,927.92 and 277,484.48

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Solution

The fourth proportional to 876,487.36, 1,314,927.92 and 277,484.48 is: 416,289.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,487.36 : 1,314,927.92 = 277,484.48 : x
  2. Step 2: Convert to fraction form
    876,487.36/1,314,927.92 = 277,484.48/x
  3. Step 3: Cross multiply
    876,487.36x = 1,314,927.92 × 277,484.48
  4. Step 4: Simplify right side
    876,487.36x = 364,872,090,118.68
  5. Step 5: Solve for x
    x = 364,872,090,118.68/876,487.36
  6. Step 6: Final answer
    x = 416,289.05

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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.