Finding the Fourth Proportional to 805,040.93, 1,110,963.42 and 442,473.23
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Solution
The fourth proportional to 805,040.93, 1,110,963.42 and 442,473.23 is: 610,616.88
Step by Step Solution
- Step 1: Write the proportion equation
805,040.93 : 1,110,963.42 = 442,473.23 : x - Step 2: Convert to fraction form
805,040.93/1,110,963.42 = 442,473.23/x - Step 3: Cross multiply
805,040.93x = 1,110,963.42 × 442,473.23 - Step 4: Simplify right side
805,040.93x = 491,571,576,881.11 - Step 5: Solve for x
x = 491,571,576,881.11/805,040.93 - Step 6: Final answer
x = 610,616.88
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.