Finding the Fourth Proportional to 559,862.15, 838,329.21 and 306,615.74
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Solution
The fourth proportional to 559,862.15, 838,329.21 and 306,615.74 is: 459,121.82
Step by Step Solution
- Step 1: Write the proportion equation
559,862.15 : 838,329.21 = 306,615.74 : x - Step 2: Convert to fraction form
559,862.15/838,329.21 = 306,615.74/x - Step 3: Cross multiply
559,862.15x = 838,329.21 × 306,615.74 - Step 4: Simplify right side
559,862.15x = 257,044,926,896.12 - Step 5: Solve for x
x = 257,044,926,896.12/559,862.15 - Step 6: Final answer
x = 459,121.82
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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.