Finding the Fourth Proportional to 525,901.60, 788,985.03 and 146,821.99
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Solution
The fourth proportional to 525,901.60, 788,985.03 and 146,821.99 is: 220,270.01
Step by Step Solution
- Step 1: Write the proportion equation
525,901.60 : 788,985.03 = 146,821.99 : x - Step 2: Convert to fraction form
525,901.60/788,985.03 = 146,821.99/x - Step 3: Cross multiply
525,901.60x = 788,985.03 × 146,821.99 - Step 4: Simplify right side
525,901.60x = 115,840,352,184.81 - Step 5: Solve for x
x = 115,840,352,184.81/525,901.60 - Step 6: Final answer
x = 220,270.01
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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.