Finding the Fourth Proportional to 837,689.62, 1,256,326.84 and 238,655.97
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Solution
The fourth proportional to 837,689.62, 1,256,326.84 and 238,655.97 is: 357,924.81
Step by Step Solution
- Step 1: Write the proportion equation
837,689.62 : 1,256,326.84 = 238,655.97 : x - Step 2: Convert to fraction form
837,689.62/1,256,326.84 = 238,655.97/x - Step 3: Cross multiply
837,689.62x = 1,256,326.84 × 238,655.97 - Step 4: Simplify right side
837,689.62x = 299,829,900,637.24 - Step 5: Solve for x
x = 299,829,900,637.24/837,689.62 - Step 6: Final answer
x = 357,924.81
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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.