Home / 747,026-1,120,548.75-248,390

Finding the Fourth Proportional to 747,026, 1,120,548.75 and 248,390

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Solution

The fourth proportional to 747,026, 1,120,548.75 and 248,390 is: 372,588.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,026 : 1,120,548.75 = 248,390 : x
  2. Step 2: Convert to fraction form
    747,026/1,120,548.75 = 248,390/x
  3. Step 3: Cross multiply
    747,026x = 1,120,548.75 × 248,390
  4. Step 4: Simplify right side
    747,026x = 278,333,104,012.50
  5. Step 5: Solve for x
    x = 278,333,104,012.50/747,026
  6. Step 6: Final answer
    x = 372,588.24

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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.