Finding the Fourth Proportional to 652,245.80, 978,368.70 and 558,933.80
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Solution
The fourth proportional to 652,245.80, 978,368.70 and 558,933.80 is: 838,400.70
Step by Step Solution
- Step 1: Write the proportion equation
652,245.80 : 978,368.70 = 558,933.80 : x - Step 2: Convert to fraction form
652,245.80/978,368.70 = 558,933.80/x - Step 3: Cross multiply
652,245.80x = 978,368.70 × 558,933.80 - Step 4: Simplify right side
652,245.80x = 546,843,335,292.06 - Step 5: Solve for x
x = 546,843,335,292.06/652,245.80 - Step 6: Final answer
x = 838,400.70
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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.