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Finding the Fourth Proportional to 536,476.60, 804,714.90 and 449,871.40

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Solution

The fourth proportional to 536,476.60, 804,714.90 and 449,871.40 is: 674,807.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,476.60 : 804,714.90 = 449,871.40 : x
  2. Step 2: Convert to fraction form
    536,476.60/804,714.90 = 449,871.40/x
  3. Step 3: Cross multiply
    536,476.60x = 804,714.90 × 449,871.40
  4. Step 4: Simplify right side
    536,476.60x = 362,018,218,663.86
  5. Step 5: Solve for x
    x = 362,018,218,663.86/536,476.60
  6. Step 6: Final answer
    x = 674,807.10

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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.