Finding the Fourth Proportional to 929,896.95, 1,392,184.58 and 572,504.70
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Solution
The fourth proportional to 929,896.95, 1,392,184.58 and 572,504.70 is: 857,118.86
Step by Step Solution
- Step 1: Write the proportion equation
929,896.95 : 1,392,184.58 = 572,504.70 : x - Step 2: Convert to fraction form
929,896.95/1,392,184.58 = 572,504.70/x - Step 3: Cross multiply
929,896.95x = 1,392,184.58 × 572,504.70 - Step 4: Simplify right side
929,896.95x = 797,032,212,455.00 - Step 5: Solve for x
x = 797,032,212,455.00/929,896.95 - Step 6: Final answer
x = 857,118.86
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.