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Finding the Fourth Proportional to 559,592.73, 772,201.02 and 314,615.25

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Solution

The fourth proportional to 559,592.73, 772,201.02 and 314,615.25 is: 434,148.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,592.73 : 772,201.02 = 314,615.25 : x
  2. Step 2: Convert to fraction form
    559,592.73/772,201.02 = 314,615.25/x
  3. Step 3: Cross multiply
    559,592.73x = 772,201.02 × 314,615.25
  4. Step 4: Simplify right side
    559,592.73x = 242,946,216,957.56
  5. Step 5: Solve for x
    x = 242,946,216,957.56/559,592.73
  6. Step 6: Final answer
    x = 434,148.27

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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.