Finding the Fourth Proportional to 703,845.12, 971,683.17 and 550,557.63
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Solution
The fourth proportional to 703,845.12, 971,683.17 and 550,557.63 is: 760,064.35
Step by Step Solution
- Step 1: Write the proportion equation
703,845.12 : 971,683.17 = 550,557.63 : x - Step 2: Convert to fraction form
703,845.12/971,683.17 = 550,557.63/x - Step 3: Cross multiply
703,845.12x = 971,683.17 × 550,557.63 - Step 4: Simplify right side
703,845.12x = 534,967,583,186.09 - Step 5: Solve for x
x = 534,967,583,186.09/703,845.12 - Step 6: Final answer
x = 760,064.35
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1.5x scale
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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.