Home / 983,096.60-1,475,218.07-414,442.88

Finding the Fourth Proportional to 983,096.60, 1,475,218.07 and 414,442.88

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Solution

The fourth proportional to 983,096.60, 1,475,218.07 and 414,442.88 is: 621,905.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,096.60 : 1,475,218.07 = 414,442.88 : x
  2. Step 2: Convert to fraction form
    983,096.60/1,475,218.07 = 414,442.88/x
  3. Step 3: Cross multiply
    983,096.60x = 1,475,218.07 × 414,442.88
  4. Step 4: Simplify right side
    983,096.60x = 611,393,623,196.77
  5. Step 5: Solve for x
    x = 611,393,623,196.77/983,096.60
  6. Step 6: Final answer
    x = 621,905.95

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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.