Home / 554,212.46-831,365.22-154,857.18

Finding the Fourth Proportional to 554,212.46, 831,365.22 and 154,857.18

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Solution

The fourth proportional to 554,212.46, 831,365.22 and 154,857.18 is: 232,298.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,212.46 : 831,365.22 = 154,857.18 : x
  2. Step 2: Convert to fraction form
    554,212.46/831,365.22 = 154,857.18/x
  3. Step 3: Cross multiply
    554,212.46x = 831,365.22 × 154,857.18
  4. Step 4: Simplify right side
    554,212.46x = 128,742,873,519.28
  5. Step 5: Solve for x
    x = 128,742,873,519.28/554,212.46
  6. Step 6: Final answer
    x = 232,298.77

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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.