Finding the Fourth Proportional to 652,139.80, 913,617.80 and 652,139.80
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Solution
The fourth proportional to 652,139.80, 913,617.80 and 652,139.80 is: 913,617.80
Step by Step Solution
- Step 1: Write the proportion equation
652,139.80 : 913,617.80 = 652,139.80 : x - Step 2: Convert to fraction form
652,139.80/913,617.80 = 652,139.80/x - Step 3: Cross multiply
652,139.80x = 913,617.80 × 652,139.80 - Step 4: Simplify right side
652,139.80x = 595,806,529,368.44 - Step 5: Solve for x
x = 595,806,529,368.44/652,139.80 - Step 6: Final answer
x = 913,617.80
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These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.