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Finding the Fourth Proportional to 435,266.04, 601,051.50 and 274,390.68

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Solution

The fourth proportional to 435,266.04, 601,051.50 and 274,390.68 is: 378,901.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,266.04 : 601,051.50 = 274,390.68 : x
  2. Step 2: Convert to fraction form
    435,266.04/601,051.50 = 274,390.68/x
  3. Step 3: Cross multiply
    435,266.04x = 601,051.50 × 274,390.68
  4. Step 4: Simplify right side
    435,266.04x = 164,922,929,800.02
  5. Step 5: Solve for x
    x = 164,922,929,800.02/435,266.04
  6. Step 6: Final answer
    x = 378,901.44

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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.