Finding the Fourth Proportional to 614,965.77, 922,798.98 and 491,094.09
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Solution
The fourth proportional to 614,965.77, 922,798.98 and 491,094.09 is: 736,920.89
Step by Step Solution
- Step 1: Write the proportion equation
614,965.77 : 922,798.98 = 491,094.09 : x - Step 2: Convert to fraction form
614,965.77/922,798.98 = 491,094.09/x - Step 3: Cross multiply
614,965.77x = 922,798.98 × 491,094.09 - Step 4: Simplify right side
614,965.77x = 453,181,125,336.03 - Step 5: Solve for x
x = 453,181,125,336.03/614,965.77 - Step 6: Final answer
x = 736,920.89
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.