Home / 965,398.42-1,332,258.99-535,718.54

Finding the Fourth Proportional to 965,398.42, 1,332,258.99 and 535,718.54

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Solution

The fourth proportional to 965,398.42, 1,332,258.99 and 535,718.54 is: 739,296.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,398.42 : 1,332,258.99 = 535,718.54 : x
  2. Step 2: Convert to fraction form
    965,398.42/1,332,258.99 = 535,718.54/x
  3. Step 3: Cross multiply
    965,398.42x = 1,332,258.99 × 535,718.54
  4. Step 4: Simplify right side
    965,398.42x = 713,715,841,024.68
  5. Step 5: Solve for x
    x = 713,715,841,024.68/965,398.42
  6. Step 6: Final answer
    x = 739,296.67

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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.