Finding the Fourth Proportional to 697,918.55, 1,046,883.06 and 382,203.23
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Solution
The fourth proportional to 697,918.55, 1,046,883.06 and 382,203.23 is: 573,307.71
Step by Step Solution
- Step 1: Write the proportion equation
697,918.55 : 1,046,883.06 = 382,203.23 : x - Step 2: Convert to fraction form
697,918.55/1,046,883.06 = 382,203.23/x - Step 3: Cross multiply
697,918.55x = 1,046,883.06 × 382,203.23 - Step 4: Simplify right side
697,918.55x = 400,122,086,964.28 - Step 5: Solve for x
x = 400,122,086,964.28/697,918.55 - Step 6: Final answer
x = 573,307.71
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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.