Home / 282,094.04-388,956.47-230,918.24

Finding the Fourth Proportional to 282,094.04, 388,956.47 and 230,918.24

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Solution

The fourth proportional to 282,094.04, 388,956.47 and 230,918.24 is: 318,394.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,094.04 : 388,956.47 = 230,918.24 : x
  2. Step 2: Convert to fraction form
    282,094.04/388,956.47 = 230,918.24/x
  3. Step 3: Cross multiply
    282,094.04x = 388,956.47 × 230,918.24
  4. Step 4: Simplify right side
    282,094.04x = 89,817,143,306.81
  5. Step 5: Solve for x
    x = 89,817,143,306.81/282,094.04
  6. Step 6: Final answer
    x = 318,394.33

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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.