Finding the Fourth Proportional to 486,652.70, 729,980.76 and 149,691.08
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Solution
The fourth proportional to 486,652.70, 729,980.76 and 149,691.08 is: 224,537.14
Step by Step Solution
- Step 1: Write the proportion equation
486,652.70 : 729,980.76 = 149,691.08 : x - Step 2: Convert to fraction form
486,652.70/729,980.76 = 149,691.08/x - Step 3: Cross multiply
486,652.70x = 729,980.76 × 149,691.08 - Step 4: Simplify right side
486,652.70x = 109,271,604,693.72 - Step 5: Solve for x
x = 109,271,604,693.72/486,652.70 - Step 6: Final answer
x = 224,537.14
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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.