Home / 898,580.07-1,347,419.38-299,330.55

Finding the Fourth Proportional to 898,580.07, 1,347,419.38 and 299,330.55

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Solution

The fourth proportional to 898,580.07, 1,347,419.38 and 299,330.55 is: 448,845.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,580.07 : 1,347,419.38 = 299,330.55 : x
  2. Step 2: Convert to fraction form
    898,580.07/1,347,419.38 = 299,330.55/x
  3. Step 3: Cross multiply
    898,580.07x = 1,347,419.38 × 299,330.55
  4. Step 4: Simplify right side
    898,580.07x = 403,323,776,610.64
  5. Step 5: Solve for x
    x = 403,323,776,610.64/898,580.07
  6. Step 6: Final answer
    x = 448,845.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.