Finding the Fourth Proportional to 546,585.99, 753,972.92 and 328,643.28
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Solution
The fourth proportional to 546,585.99, 753,972.92 and 328,643.28 is: 453,337.88
Step by Step Solution
- Step 1: Write the proportion equation
546,585.99 : 753,972.92 = 328,643.28 : x - Step 2: Convert to fraction form
546,585.99/753,972.92 = 328,643.28/x - Step 3: Cross multiply
546,585.99x = 753,972.92 × 328,643.28 - Step 4: Simplify right side
546,585.99x = 247,788,133,459.98 - Step 5: Solve for x
x = 247,788,133,459.98/546,585.99 - Step 6: Final answer
x = 453,337.88
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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.