Home / 993,165.83-1,370,474.11-557,483.38

Finding the Fourth Proportional to 993,165.83, 1,370,474.11 and 557,483.38

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Solution

The fourth proportional to 993,165.83, 1,370,474.11 and 557,483.38 is: 769,273.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,165.83 : 1,370,474.11 = 557,483.38 : x
  2. Step 2: Convert to fraction form
    993,165.83/1,370,474.11 = 557,483.38/x
  3. Step 3: Cross multiply
    993,165.83x = 1,370,474.11 × 557,483.38
  4. Step 4: Simplify right side
    993,165.83x = 764,016,534,225.40
  5. Step 5: Solve for x
    x = 764,016,534,225.40/993,165.83
  6. Step 6: Final answer
    x = 769,273.89

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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.