Finding the Fourth Proportional to 937,658.84, 1,293,975.41 and 507,938.65
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Solution
The fourth proportional to 937,658.84, 1,293,975.41 and 507,938.65 is: 700,958.70
Step by Step Solution
- Step 1: Write the proportion equation
937,658.84 : 1,293,975.41 = 507,938.65 : x - Step 2: Convert to fraction form
937,658.84/1,293,975.41 = 507,938.65/x - Step 3: Cross multiply
937,658.84x = 1,293,975.41 × 507,938.65 - Step 4: Simplify right side
937,658.84x = 657,260,117,113.97 - Step 5: Solve for x
x = 657,260,117,113.97/937,658.84 - Step 6: Final answer
x = 700,958.70
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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.