Home / 947,295.44-1,307,266.92-539,376.56

Finding the Fourth Proportional to 947,295.44, 1,307,266.92 and 539,376.56

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Solution

The fourth proportional to 947,295.44, 1,307,266.92 and 539,376.56 is: 744,339.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,295.44 : 1,307,266.92 = 539,376.56 : x
  2. Step 2: Convert to fraction form
    947,295.44/1,307,266.92 = 539,376.56/x
  3. Step 3: Cross multiply
    947,295.44x = 1,307,266.92 × 539,376.56
  4. Step 4: Simplify right side
    947,295.44x = 705,109,134,311.40
  5. Step 5: Solve for x
    x = 705,109,134,311.40/947,295.44
  6. Step 6: Final answer
    x = 744,339.20

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1.5x scale

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.