Finding the Fourth Proportional to 760,136.68, 1,048,917.18 and 514,622.02
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Solution
The fourth proportional to 760,136.68, 1,048,917.18 and 514,622.02 is: 710,130.02
Step by Step Solution
- Step 1: Write the proportion equation
760,136.68 : 1,048,917.18 = 514,622.02 : x - Step 2: Convert to fraction form
760,136.68/1,048,917.18 = 514,622.02/x - Step 3: Cross multiply
760,136.68x = 1,048,917.18 × 514,622.02 - Step 4: Simplify right side
760,136.68x = 539,795,872,739.72 - Step 5: Solve for x
x = 539,795,872,739.72/760,136.68 - Step 6: Final answer
x = 710,130.02
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.