Finding the Fourth Proportional to 343,565.06, 474,132.45 and 207,572.73
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Solution
The fourth proportional to 343,565.06, 474,132.45 and 207,572.73 is: 286,458.02
Step by Step Solution
- Step 1: Write the proportion equation
343,565.06 : 474,132.45 = 207,572.73 : x - Step 2: Convert to fraction form
343,565.06/474,132.45 = 207,572.73/x - Step 3: Cross multiply
343,565.06x = 474,132.45 × 207,572.73 - Step 4: Simplify right side
343,565.06x = 98,416,964,804.89 - Step 5: Solve for x
x = 98,416,964,804.89/343,565.06 - Step 6: Final answer
x = 286,458.02
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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.