Home / 279,246.02-415,710.50-277,585.25

Finding the Fourth Proportional to 279,246.02, 415,710.50 and 277,585.25

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Solution

The fourth proportional to 279,246.02, 415,710.50 and 277,585.25 is: 413,238.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,246.02 : 415,710.50 = 277,585.25 : x
  2. Step 2: Convert to fraction form
    279,246.02/415,710.50 = 277,585.25/x
  3. Step 3: Cross multiply
    279,246.02x = 415,710.50 × 277,585.25
  4. Step 4: Simplify right side
    279,246.02x = 115,395,099,603.65
  5. Step 5: Solve for x
    x = 115,395,099,603.65/279,246.02
  6. Step 6: Final answer
    x = 413,238.12

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.