Finding the Fourth Proportional to 718,797.66, 992,259.66 and 464,272.98
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Solution
The fourth proportional to 718,797.66, 992,259.66 and 464,272.98 is: 640,902.68
Step by Step Solution
- Step 1: Write the proportion equation
718,797.66 : 992,259.66 = 464,272.98 : x - Step 2: Convert to fraction form
718,797.66/992,259.66 = 464,272.98/x - Step 3: Cross multiply
718,797.66x = 992,259.66 × 464,272.98 - Step 4: Simplify right side
718,797.66x = 460,679,349,281.99 - Step 5: Solve for x
x = 460,679,349,281.99/718,797.66 - Step 6: Final answer
x = 640,902.68
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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.