Finding the Fourth Proportional to 753,833.01, 1,129,823.12 and 348,476.91
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Solution
The fourth proportional to 753,833.01, 1,129,823.12 and 348,476.91 is: 522,287.11
Step by Step Solution
- Step 1: Write the proportion equation
753,833.01 : 1,129,823.12 = 348,476.91 : x - Step 2: Convert to fraction form
753,833.01/1,129,823.12 = 348,476.91/x - Step 3: Cross multiply
753,833.01x = 1,129,823.12 × 348,476.91 - Step 4: Simplify right side
753,833.01x = 393,717,264,926.24 - Step 5: Solve for x
x = 393,717,264,926.24/753,833.01 - Step 6: Final answer
x = 522,287.11
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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.