Finding the Fourth Proportional to 937,970.09, 1,406,955.68 and 658,733.93
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Solution
The fourth proportional to 937,970.09, 1,406,955.68 and 658,733.93 is: 988,101.28
Step by Step Solution
- Step 1: Write the proportion equation
937,970.09 : 1,406,955.68 = 658,733.93 : x - Step 2: Convert to fraction form
937,970.09/1,406,955.68 = 658,733.93/x - Step 3: Cross multiply
937,970.09x = 1,406,955.68 × 658,733.93 - Step 4: Simplify right side
937,970.09x = 926,809,444,422.22 - Step 5: Solve for x
x = 926,809,444,422.22/937,970.09 - Step 6: Final answer
x = 988,101.28
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1.5x scale
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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.