Home / 368,918.84-553,398.04-116,219.10

Finding the Fourth Proportional to 368,918.84, 553,398.04 and 116,219.10

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Solution

The fourth proportional to 368,918.84, 553,398.04 and 116,219.10 is: 174,334.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,918.84 : 553,398.04 = 116,219.10 : x
  2. Step 2: Convert to fraction form
    368,918.84/553,398.04 = 116,219.10/x
  3. Step 3: Cross multiply
    368,918.84x = 553,398.04 × 116,219.10
  4. Step 4: Simplify right side
    368,918.84x = 64,315,424,371.08
  5. Step 5: Solve for x
    x = 64,315,424,371.08/368,918.84
  6. Step 6: Final answer
    x = 174,334.89

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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.