Home / 1,005,973.93-1,508,961.31-247,830.15

Finding the Fourth Proportional to 1,005,973.93, 1,508,961.31 and 247,830.15

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Solution

The fourth proportional to 1,005,973.93, 1,508,961.31 and 247,830.15 is: 371,745.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,973.93 : 1,508,961.31 = 247,830.15 : x
  2. Step 2: Convert to fraction form
    1,005,973.93/1,508,961.31 = 247,830.15/x
  3. Step 3: Cross multiply
    1,005,973.93x = 1,508,961.31 × 247,830.15
  4. Step 4: Simplify right side
    1,005,973.93x = 373,966,107,801.50
  5. Step 5: Solve for x
    x = 373,966,107,801.50/1,005,973.93
  6. Step 6: Final answer
    x = 371,745.33

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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.