Home / 667,073.02-1,000,607.37-515,490.16

Finding the Fourth Proportional to 667,073.02, 1,000,607.37 and 515,490.16

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Solution

The fourth proportional to 667,073.02, 1,000,607.37 and 515,490.16 is: 773,233.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,073.02 : 1,000,607.37 = 515,490.16 : x
  2. Step 2: Convert to fraction form
    667,073.02/1,000,607.37 = 515,490.16/x
  3. Step 3: Cross multiply
    667,073.02x = 1,000,607.37 × 515,490.16
  4. Step 4: Simplify right side
    667,073.02x = 515,803,253,258.48
  5. Step 5: Solve for x
    x = 515,803,253,258.48/667,073.02
  6. Step 6: Final answer
    x = 773,233.57

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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.