Finding the Fourth Proportional to 368,732.09, 508,848.82 and 207,587.45
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Solution
The fourth proportional to 368,732.09, 508,848.82 and 207,587.45 is: 286,469.86
Step by Step Solution
- Step 1: Write the proportion equation
368,732.09 : 508,848.82 = 207,587.45 : x - Step 2: Convert to fraction form
368,732.09/508,848.82 = 207,587.45/x - Step 3: Cross multiply
368,732.09x = 508,848.82 × 207,587.45 - Step 4: Simplify right side
368,732.09x = 105,630,629,732.46 - Step 5: Solve for x
x = 105,630,629,732.46/368,732.09 - Step 6: Final answer
x = 286,469.86
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.