Finding the Fourth Proportional to 750,773.16, 1,036,067.40 and 411,247.08
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Solution
The fourth proportional to 750,773.16, 1,036,067.40 and 411,247.08 is: 567,521.21
Step by Step Solution
- Step 1: Write the proportion equation
750,773.16 : 1,036,067.40 = 411,247.08 : x - Step 2: Convert to fraction form
750,773.16/1,036,067.40 = 411,247.08/x - Step 3: Cross multiply
750,773.16x = 1,036,067.40 × 411,247.08 - Step 4: Simplify right side
750,773.16x = 426,079,692,933.19 - Step 5: Solve for x
x = 426,079,692,933.19/750,773.16 - Step 6: Final answer
x = 567,521.21
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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.