Finding the Fourth Proportional to 368,489.96, 508,546.04 and 207,335.60
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Solution
The fourth proportional to 368,489.96, 508,546.04 and 207,335.60 is: 286,139.95
Step by Step Solution
- Step 1: Write the proportion equation
368,489.96 : 508,546.04 = 207,335.60 : x - Step 2: Convert to fraction form
368,489.96/508,546.04 = 207,335.60/x - Step 3: Cross multiply
368,489.96x = 508,546.04 × 207,335.60 - Step 4: Simplify right side
368,489.96x = 105,439,698,331.02 - Step 5: Solve for x
x = 105,439,698,331.02/368,489.96 - Step 6: Final answer
x = 286,139.95
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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.