Finding the Fourth Proportional to 492,740.63, 679,982.07 and 266,386.13
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Solution
The fourth proportional to 492,740.63, 679,982.07 and 266,386.13 is: 367,612.86
Step by Step Solution
- Step 1: Write the proportion equation
492,740.63 : 679,982.07 = 266,386.13 : x - Step 2: Convert to fraction form
492,740.63/679,982.07 = 266,386.13/x - Step 3: Cross multiply
492,740.63x = 679,982.07 × 266,386.13 - Step 4: Simplify right side
492,740.63x = 181,137,788,696.78 - Step 5: Solve for x
x = 181,137,788,696.78/492,740.63 - Step 6: Final answer
x = 367,612.86
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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.