Home / 807,090.04-1,210,352.46-238,319.56

Finding the Fourth Proportional to 807,090.04, 1,210,352.46 and 238,319.56

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Solution

The fourth proportional to 807,090.04, 1,210,352.46 and 238,319.56 is: 357,395.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,090.04 : 1,210,352.46 = 238,319.56 : x
  2. Step 2: Convert to fraction form
    807,090.04/1,210,352.46 = 238,319.56/x
  3. Step 3: Cross multiply
    807,090.04x = 1,210,352.46 × 238,319.56
  4. Step 4: Simplify right side
    807,090.04x = 288,450,665,712.12
  5. Step 5: Solve for x
    x = 288,450,665,712.12/807,090.04
  6. Step 6: Final answer
    x = 357,395.89

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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.