Home / 310,799.34-428,862.73-174,828.69

Finding the Fourth Proportional to 310,799.34, 428,862.73 and 174,828.69

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Solution

The fourth proportional to 310,799.34, 428,862.73 and 174,828.69 is: 241,240.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,799.34 : 428,862.73 = 174,828.69 : x
  2. Step 2: Convert to fraction form
    310,799.34/428,862.73 = 174,828.69/x
  3. Step 3: Cross multiply
    310,799.34x = 428,862.73 × 174,828.69
  4. Step 4: Simplify right side
    310,799.34x = 74,977,509,275.72
  5. Step 5: Solve for x
    x = 74,977,509,275.72/310,799.34
  6. Step 6: Final answer
    x = 241,240.89

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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.