Finding the Fourth Proportional to 486,652.71, 729,980.76 and 149,691.09
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Solution
The fourth proportional to 486,652.71, 729,980.76 and 149,691.09 is: 224,537.16
Step by Step Solution
- Step 1: Write the proportion equation
486,652.71 : 729,980.76 = 149,691.09 : x - Step 2: Convert to fraction form
486,652.71/729,980.76 = 149,691.09/x - Step 3: Cross multiply
486,652.71x = 729,980.76 × 149,691.09 - Step 4: Simplify right side
486,652.71x = 109,271,615,643.43 - Step 5: Solve for x
x = 109,271,615,643.43/486,652.71 - Step 6: Final answer
x = 224,537.16
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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.