Finding the Fourth Proportional to 750,270.18, 1,035,372.72 and 406,106.04
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Solution
The fourth proportional to 750,270.18, 1,035,372.72 and 406,106.04 is: 560,426.27
Step by Step Solution
- Step 1: Write the proportion equation
750,270.18 : 1,035,372.72 = 406,106.04 : x - Step 2: Convert to fraction form
750,270.18/1,035,372.72 = 406,106.04/x - Step 3: Cross multiply
750,270.18x = 1,035,372.72 × 406,106.04 - Step 4: Simplify right side
750,270.18x = 420,471,115,243.23 - Step 5: Solve for x
x = 420,471,115,243.23/750,270.18 - Step 6: Final answer
x = 560,426.27
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.