Finding the Fourth Proportional to 318,312.02, 439,268.29 and 175,068.99
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Solution
The fourth proportional to 318,312.02, 439,268.29 and 175,068.99 is: 241,593.94
Step by Step Solution
- Step 1: Write the proportion equation
318,312.02 : 439,268.29 = 175,068.99 : x - Step 2: Convert to fraction form
318,312.02/439,268.29 = 175,068.99/x - Step 3: Cross multiply
318,312.02x = 439,268.29 × 175,068.99 - Step 4: Simplify right side
318,312.02x = 76,902,255,869.33 - Step 5: Solve for x
x = 76,902,255,869.33/318,312.02 - Step 6: Final answer
x = 241,593.94
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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.