Finding the Fourth Proportional to 514,483.55, 771,725.32 and 214,800.99
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Solution
The fourth proportional to 514,483.55, 771,725.32 and 214,800.99 is: 322,201.48
Step by Step Solution
- Step 1: Write the proportion equation
514,483.55 : 771,725.32 = 214,800.99 : x - Step 2: Convert to fraction form
514,483.55/771,725.32 = 214,800.99/x - Step 3: Cross multiply
514,483.55x = 771,725.32 × 214,800.99 - Step 4: Simplify right side
514,483.55x = 165,767,362,691.83 - Step 5: Solve for x
x = 165,767,362,691.83/514,483.55 - Step 6: Final answer
x = 322,201.48
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Similar ratio
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.