Home / 993,271.76-1,370,672.52-540,561.68

Finding the Fourth Proportional to 993,271.76, 1,370,672.52 and 540,561.68

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Solution

The fourth proportional to 993,271.76, 1,370,672.52 and 540,561.68 is: 745,951.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,271.76 : 1,370,672.52 = 540,561.68 : x
  2. Step 2: Convert to fraction form
    993,271.76/1,370,672.52 = 540,561.68/x
  3. Step 3: Cross multiply
    993,271.76x = 1,370,672.52 × 540,561.68
  4. Step 4: Simplify right side
    993,271.76x = 740,933,040,141.03
  5. Step 5: Solve for x
    x = 740,933,040,141.03/993,271.76
  6. Step 6: Final answer
    x = 745,951.98

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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.