Home / 993,281.88-1,370,735.10-540,577.56

Finding the Fourth Proportional to 993,281.88, 1,370,735.10 and 540,577.56

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Solution

The fourth proportional to 993,281.88, 1,370,735.10 and 540,577.56 is: 746,000.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,281.88 : 1,370,735.10 = 540,577.56 : x
  2. Step 2: Convert to fraction form
    993,281.88/1,370,735.10 = 540,577.56/x
  3. Step 3: Cross multiply
    993,281.88x = 1,370,735.10 × 540,577.56
  4. Step 4: Simplify right side
    993,281.88x = 740,988,635,764.36
  5. Step 5: Solve for x
    x = 740,988,635,764.36/993,281.88
  6. Step 6: Final answer
    x = 746,000.36

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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.