Home / 884,128.18-1,326,436.02-352,022.88

Finding the Fourth Proportional to 884,128.18, 1,326,436.02 and 352,022.88

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Solution

The fourth proportional to 884,128.18, 1,326,436.02 and 352,022.88 is: 528,131.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,128.18 : 1,326,436.02 = 352,022.88 : x
  2. Step 2: Convert to fraction form
    884,128.18/1,326,436.02 = 352,022.88/x
  3. Step 3: Cross multiply
    884,128.18x = 1,326,436.02 × 352,022.88
  4. Step 4: Simplify right side
    884,128.18x = 466,935,827,896.14
  5. Step 5: Solve for x
    x = 466,935,827,896.14/884,128.18
  6. Step 6: Final answer
    x = 528,131.37

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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.