Finding the Fourth Proportional to 706,998.19, 975,649.29 and 384,702.74
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Solution
The fourth proportional to 706,998.19, 975,649.29 and 384,702.74 is: 530,885.31
Step by Step Solution
- Step 1: Write the proportion equation
706,998.19 : 975,649.29 = 384,702.74 : x - Step 2: Convert to fraction form
706,998.19/975,649.29 = 384,702.74/x - Step 3: Cross multiply
706,998.19x = 975,649.29 × 384,702.74 - Step 4: Simplify right side
706,998.19x = 375,334,955,142.06 - Step 5: Solve for x
x = 375,334,955,142.06/706,998.19 - Step 6: Final answer
x = 530,885.31
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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.