Home / 982,102.10-1,473,215.54-308,210.04

Finding the Fourth Proportional to 982,102.10, 1,473,215.54 and 308,210.04

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Solution

The fourth proportional to 982,102.10, 1,473,215.54 and 308,210.04 is: 462,334.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,102.10 : 1,473,215.54 = 308,210.04 : x
  2. Step 2: Convert to fraction form
    982,102.10/1,473,215.54 = 308,210.04/x
  3. Step 3: Cross multiply
    982,102.10x = 1,473,215.54 × 308,210.04
  4. Step 4: Simplify right side
    982,102.10x = 454,059,818,970.97
  5. Step 5: Solve for x
    x = 454,059,818,970.97/982,102.10
  6. Step 6: Final answer
    x = 462,334.64

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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.