Finding the Fourth Proportional to 605,059.84, 907,594.95 and 172,776.18
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Solution
The fourth proportional to 605,059.84, 907,594.95 and 172,776.18 is: 259,165.75
Step by Step Solution
- Step 1: Write the proportion equation
605,059.84 : 907,594.95 = 172,776.18 : x - Step 2: Convert to fraction form
605,059.84/907,594.95 = 172,776.18/x - Step 3: Cross multiply
605,059.84x = 907,594.95 × 172,776.18 - Step 4: Simplify right side
605,059.84x = 156,810,788,448.29 - Step 5: Solve for x
x = 156,810,788,448.29/605,059.84 - Step 6: Final answer
x = 259,165.75
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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.