Home / 757,893.02-1,045,855.64-431,175.27

Finding the Fourth Proportional to 757,893.02, 1,045,855.64 and 431,175.27

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Solution

The fourth proportional to 757,893.02, 1,045,855.64 and 431,175.27 is: 595,000.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,893.02 : 1,045,855.64 = 431,175.27 : x
  2. Step 2: Convert to fraction form
    757,893.02/1,045,855.64 = 431,175.27/x
  3. Step 3: Cross multiply
    757,893.02x = 1,045,855.64 × 431,175.27
  4. Step 4: Simplify right side
    757,893.02x = 450,947,090,342.17
  5. Step 5: Solve for x
    x = 450,947,090,342.17/757,893.02
  6. Step 6: Final answer
    x = 595,000.98

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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.