Home / 982,236-1,473,582.60-308,280.36

Finding the Fourth Proportional to 982,236, 1,473,582.60 and 308,280.36

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Solution

The fourth proportional to 982,236, 1,473,582.60 and 308,280.36 is: 462,492.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,236 : 1,473,582.60 = 308,280.36 : x
  2. Step 2: Convert to fraction form
    982,236/1,473,582.60 = 308,280.36/x
  3. Step 3: Cross multiply
    982,236x = 1,473,582.60 × 308,280.36
  4. Step 4: Simplify right side
    982,236x = 454,276,574,417.74
  5. Step 5: Solve for x
    x = 454,276,574,417.74/982,236
  6. Step 6: Final answer
    x = 462,492.29

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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.