Home / 883,870.46-1,326,142.31-307,557.77

Finding the Fourth Proportional to 883,870.46, 1,326,142.31 and 307,557.77

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Solution

The fourth proportional to 883,870.46, 1,326,142.31 and 307,557.77 is: 461,453.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,870.46 : 1,326,142.31 = 307,557.77 : x
  2. Step 2: Convert to fraction form
    883,870.46/1,326,142.31 = 307,557.77/x
  3. Step 3: Cross multiply
    883,870.46x = 1,326,142.31 × 307,557.77
  4. Step 4: Simplify right side
    883,870.46x = 407,865,371,566.25
  5. Step 5: Solve for x
    x = 407,865,371,566.25/883,870.46
  6. Step 6: Final answer
    x = 461,453.79

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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.