Finding the Fourth Proportional to 649,740.93, 896,282.50 and 377,778.75
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Solution
The fourth proportional to 649,740.93, 896,282.50 and 377,778.75 is: 521,125.38
Step by Step Solution
- Step 1: Write the proportion equation
649,740.93 : 896,282.50 = 377,778.75 : x - Step 2: Convert to fraction form
649,740.93/896,282.50 = 377,778.75/x - Step 3: Cross multiply
649,740.93x = 896,282.50 × 377,778.75 - Step 4: Simplify right side
649,740.93x = 338,596,483,941.29 - Step 5: Solve for x
x = 338,596,483,941.29/649,740.93 - Step 6: Final answer
x = 521,125.38
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1.5x scale
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.