Finding the Fourth Proportional to 750,460.92, 1,035,636.74 and 406,297.08
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Solution
The fourth proportional to 750,460.92, 1,035,636.74 and 406,297.08 is: 560,690.33
Step by Step Solution
- Step 1: Write the proportion equation
750,460.92 : 1,035,636.74 = 406,297.08 : x - Step 2: Convert to fraction form
750,460.92/1,035,636.74 = 406,297.08/x - Step 3: Cross multiply
750,460.92x = 1,035,636.74 × 406,297.08 - Step 4: Simplify right side
750,460.92x = 420,776,181,371.23 - Step 5: Solve for x
x = 420,776,181,371.23/750,460.92 - Step 6: Final answer
x = 560,690.33
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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.