Finding the Fourth Proportional to 954,718.79, 1,431,771.88 and 314,878.67
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Solution
The fourth proportional to 954,718.79, 1,431,771.88 and 314,878.67 is: 472,216.99
Step by Step Solution
- Step 1: Write the proportion equation
954,718.79 : 1,431,771.88 = 314,878.67 : x - Step 2: Convert to fraction form
954,718.79/1,431,771.88 = 314,878.67/x - Step 3: Cross multiply
954,718.79x = 1,431,771.88 × 314,878.67 - Step 4: Simplify right side
954,718.79x = 450,834,431,385.00 - Step 5: Solve for x
x = 450,834,431,385.00/954,718.79 - Step 6: Final answer
x = 472,216.99
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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.