Home / 671,845.50-1,007,871.93-251,181.18

Finding the Fourth Proportional to 671,845.50, 1,007,871.93 and 251,181.18

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Solution

The fourth proportional to 671,845.50, 1,007,871.93 and 251,181.18 is: 376,810.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,845.50 : 1,007,871.93 = 251,181.18 : x
  2. Step 2: Convert to fraction form
    671,845.50/1,007,871.93 = 251,181.18/x
  3. Step 3: Cross multiply
    671,845.50x = 1,007,871.93 × 251,181.18
  4. Step 4: Simplify right side
    671,845.50x = 253,158,460,666.28
  5. Step 5: Solve for x
    x = 253,158,460,666.28/671,845.50
  6. Step 6: Final answer
    x = 376,810.53

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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.