Finding the Fourth Proportional to 797,921.63, 1,196,459.48 and 348,117.02
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Solution
The fourth proportional to 797,921.63, 1,196,459.48 and 348,117.02 is: 521,990.99
Step by Step Solution
- Step 1: Write the proportion equation
797,921.63 : 1,196,459.48 = 348,117.02 : x - Step 2: Convert to fraction form
797,921.63/1,196,459.48 = 348,117.02/x - Step 3: Cross multiply
797,921.63x = 1,196,459.48 × 348,117.02 - Step 4: Simplify right side
797,921.63x = 416,507,903,758.95 - Step 5: Solve for x
x = 416,507,903,758.95/797,921.63 - Step 6: Final answer
x = 521,990.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.