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Finding the Fourth Proportional to 536,534.40, 804,801.60 and 475,881.60

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Solution

The fourth proportional to 536,534.40, 804,801.60 and 475,881.60 is: 713,822.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,534.40 : 804,801.60 = 475,881.60 : x
  2. Step 2: Convert to fraction form
    536,534.40/804,801.60 = 475,881.60/x
  3. Step 3: Cross multiply
    536,534.40x = 804,801.60 × 475,881.60
  4. Step 4: Simplify right side
    536,534.40x = 382,990,273,090.56
  5. Step 5: Solve for x
    x = 382,990,273,090.56/536,534.40
  6. Step 6: Final answer
    x = 713,822.40

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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.