Home / 883,871.46-1,326,143.81-307,558.77

Finding the Fourth Proportional to 883,871.46, 1,326,143.81 and 307,558.77

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Solution

The fourth proportional to 883,871.46, 1,326,143.81 and 307,558.77 is: 461,455.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,871.46 : 1,326,143.81 = 307,558.77 : x
  2. Step 2: Convert to fraction form
    883,871.46/1,326,143.81 = 307,558.77/x
  3. Step 3: Cross multiply
    883,871.46x = 1,326,143.81 × 307,558.77
  4. Step 4: Simplify right side
    883,871.46x = 407,867,159,046.71
  5. Step 5: Solve for x
    x = 407,867,159,046.71/883,871.46
  6. Step 6: Final answer
    x = 461,455.29

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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.