Home / 448,172.02-618,461.67-251,932.51

Finding the Fourth Proportional to 448,172.02, 618,461.67 and 251,932.51

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Solution

The fourth proportional to 448,172.02, 618,461.67 and 251,932.51 is: 347,658.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,172.02 : 618,461.67 = 251,932.51 : x
  2. Step 2: Convert to fraction form
    448,172.02/618,461.67 = 251,932.51/x
  3. Step 3: Cross multiply
    448,172.02x = 618,461.67 × 251,932.51
  4. Step 4: Simplify right side
    448,172.02x = 155,810,600,861.89
  5. Step 5: Solve for x
    x = 155,810,600,861.89/448,172.02
  6. Step 6: Final answer
    x = 347,658.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.