Home / 947,624.88-1,307,806.60-539,637.60

Finding the Fourth Proportional to 947,624.88, 1,307,806.60 and 539,637.60

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Solution

The fourth proportional to 947,624.88, 1,307,806.60 and 539,637.60 is: 744,747.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,624.88 : 1,307,806.60 = 539,637.60 : x
  2. Step 2: Convert to fraction form
    947,624.88/1,307,806.60 = 539,637.60/x
  3. Step 3: Cross multiply
    947,624.88x = 1,307,806.60 × 539,637.60
  4. Step 4: Simplify right side
    947,624.88x = 705,741,614,888.16
  5. Step 5: Solve for x
    x = 705,741,614,888.16/947,624.88
  6. Step 6: Final answer
    x = 744,747.87

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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.