Finding the Fourth Proportional to 422,954.03, 634,177.64 and 134,641.13
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Solution
The fourth proportional to 422,954.03, 634,177.64 and 134,641.13 is: 201,881.02
Step by Step Solution
- Step 1: Write the proportion equation
422,954.03 : 634,177.64 = 134,641.13 : x - Step 2: Convert to fraction form
422,954.03/634,177.64 = 134,641.13/x - Step 3: Cross multiply
422,954.03x = 634,177.64 × 134,641.13 - Step 4: Simplify right side
422,954.03x = 85,386,390,226.24 - Step 5: Solve for x
x = 85,386,390,226.24/422,954.03 - Step 6: Final answer
x = 201,881.02
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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.