Home / 542,985.63-749,671.10-336,473.14

Finding the Fourth Proportional to 542,985.63, 749,671.10 and 336,473.14

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Solution

The fourth proportional to 542,985.63, 749,671.10 and 336,473.14 is: 464,550.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,985.63 : 749,671.10 = 336,473.14 : x
  2. Step 2: Convert to fraction form
    542,985.63/749,671.10 = 336,473.14/x
  3. Step 3: Cross multiply
    542,985.63x = 749,671.10 × 336,473.14
  4. Step 4: Simplify right side
    542,985.63x = 252,244,188,095.12
  5. Step 5: Solve for x
    x = 252,244,188,095.12/542,985.63
  6. Step 6: Final answer
    x = 464,550.40

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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.