Finding the Fourth Proportional to 729,681.26, 1,006,883.75 and 423,698.00
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Solution
The fourth proportional to 729,681.26, 1,006,883.75 and 423,698.00 is: 584,658.88
Step by Step Solution
- Step 1: Write the proportion equation
729,681.26 : 1,006,883.75 = 423,698.00 : x - Step 2: Convert to fraction form
729,681.26/1,006,883.75 = 423,698.00/x - Step 3: Cross multiply
729,681.26x = 1,006,883.75 × 423,698.00 - Step 4: Simplify right side
729,681.26x = 426,614,623,954.59 - Step 5: Solve for x
x = 426,614,623,954.59/729,681.26 - Step 6: Final answer
x = 584,658.88
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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.