Finding the Fourth Proportional to 660,285.91, 912,049.29 and 546,026.08
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Solution
The fourth proportional to 660,285.91, 912,049.29 and 546,026.08 is: 754,222.82
Step by Step Solution
- Step 1: Write the proportion equation
660,285.91 : 912,049.29 = 546,026.08 : x - Step 2: Convert to fraction form
660,285.91/912,049.29 = 546,026.08/x - Step 3: Cross multiply
660,285.91x = 912,049.29 × 546,026.08 - Step 4: Simplify right side
660,285.91x = 498,002,698,585.48 - Step 5: Solve for x
x = 498,002,698,585.48/660,285.91 - Step 6: Final answer
x = 754,222.82
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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.