Finding the Fourth Proportional to 314,710.65, 471,519.23 and 283,873.95
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Solution
The fourth proportional to 314,710.65, 471,519.23 and 283,873.95 is: 425,317.75
Step by Step Solution
- Step 1: Write the proportion equation
314,710.65 : 471,519.23 = 283,873.95 : x - Step 2: Convert to fraction form
314,710.65/471,519.23 = 283,873.95/x - Step 3: Cross multiply
314,710.65x = 471,519.23 × 283,873.95 - Step 4: Simplify right side
314,710.65x = 133,852,024,901.69 - Step 5: Solve for x
x = 133,852,024,901.69/314,710.65 - Step 6: Final answer
x = 425,317.75
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.