Finding the Fourth Proportional to 506,458.12, 759,946.38 and 207,159.88
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Solution
The fourth proportional to 506,458.12, 759,946.38 and 207,159.88 is: 310,845.84
Step by Step Solution
- Step 1: Write the proportion equation
506,458.12 : 759,946.38 = 207,159.88 : x - Step 2: Convert to fraction form
506,458.12/759,946.38 = 207,159.88/x - Step 3: Cross multiply
506,458.12x = 759,946.38 × 207,159.88 - Step 4: Simplify right side
506,458.12x = 157,430,400,887.23 - Step 5: Solve for x
x = 157,430,400,887.23/506,458.12 - Step 6: Final answer
x = 310,845.84
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.