Finding the Fourth Proportional to 637,682.74, 880,041.98 and 351,202.75
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Solution
The fourth proportional to 637,682.74, 880,041.98 and 351,202.75 is: 484,681.71
Step by Step Solution
- Step 1: Write the proportion equation
637,682.74 : 880,041.98 = 351,202.75 : x - Step 2: Convert to fraction form
637,682.74/880,041.98 = 351,202.75/x - Step 3: Cross multiply
637,682.74x = 880,041.98 × 351,202.75 - Step 4: Simplify right side
637,682.74x = 309,073,163,491.45 - Step 5: Solve for x
x = 309,073,163,491.45/637,682.74 - Step 6: Final answer
x = 484,681.71
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.