Home / 993,166.07-1,370,474.45-557,483.63

Finding the Fourth Proportional to 993,166.07, 1,370,474.45 and 557,483.63

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Solution

The fourth proportional to 993,166.07, 1,370,474.45 and 557,483.63 is: 769,274.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,166.07 : 1,370,474.45 = 557,483.63 : x
  2. Step 2: Convert to fraction form
    993,166.07/1,370,474.45 = 557,483.63/x
  3. Step 3: Cross multiply
    993,166.07x = 1,370,474.45 × 557,483.63
  4. Step 4: Simplify right side
    993,166.07x = 764,017,071,208.25
  5. Step 5: Solve for x
    x = 764,017,071,208.25/993,166.07
  6. Step 6: Final answer
    x = 769,274.24

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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.