Finding the Fourth Proportional to 880,952.88, 1,215,955.08 and 518,493
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Solution
The fourth proportional to 880,952.88, 1,215,955.08 and 518,493 is: 715,661.66
Step by Step Solution
- Step 1: Write the proportion equation
880,952.88 : 1,215,955.08 = 518,493 : x - Step 2: Convert to fraction form
880,952.88/1,215,955.08 = 518,493/x - Step 3: Cross multiply
880,952.88x = 1,215,955.08 × 518,493 - Step 4: Simplify right side
880,952.88x = 630,464,197,294.44 - Step 5: Solve for x
x = 630,464,197,294.44/880,952.88 - Step 6: Final answer
x = 715,661.66
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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.