Finding the Fourth Proportional to 392,929.15, 589,397.84 and 314,541.67
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Solution
The fourth proportional to 392,929.15, 589,397.84 and 314,541.67 is: 471,815.80
Step by Step Solution
- Step 1: Write the proportion equation
392,929.15 : 589,397.84 = 314,541.67 : x - Step 2: Convert to fraction form
392,929.15/589,397.84 = 314,541.67/x - Step 3: Cross multiply
392,929.15x = 589,397.84 × 314,541.67 - Step 4: Simplify right side
392,929.15x = 185,390,180,887.99 - Step 5: Solve for x
x = 185,390,180,887.99/392,929.15 - Step 6: Final answer
x = 471,815.80
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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.