Home / 318,041.04-438,905.01-174,804.90

Finding the Fourth Proportional to 318,041.04, 438,905.01 and 174,804.90

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Solution

The fourth proportional to 318,041.04, 438,905.01 and 174,804.90 is: 241,235.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,041.04 : 438,905.01 = 174,804.90 : x
  2. Step 2: Convert to fraction form
    318,041.04/438,905.01 = 174,804.90/x
  3. Step 3: Cross multiply
    318,041.04x = 438,905.01 × 174,804.90
  4. Step 4: Simplify right side
    318,041.04x = 76,722,746,382.55
  5. Step 5: Solve for x
    x = 76,722,746,382.55/318,041.04
  6. Step 6: Final answer
    x = 241,235.37

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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.