Finding the Fourth Proportional to 451,638.99, 623,260.86 and 260,652.39
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Solution
The fourth proportional to 451,638.99, 623,260.86 and 260,652.39 is: 359,699.75
Step by Step Solution
- Step 1: Write the proportion equation
451,638.99 : 623,260.86 = 260,652.39 : x - Step 2: Convert to fraction form
451,638.99/623,260.86 = 260,652.39/x - Step 3: Cross multiply
451,638.99x = 623,260.86 × 260,652.39 - Step 4: Simplify right side
451,638.99x = 162,454,432,752.46 - Step 5: Solve for x
x = 162,454,432,752.46/451,638.99 - Step 6: Final answer
x = 359,699.75
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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.