Finding the Fourth Proportional to 495,949.23, 684,424.08 and 302,368.14
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Solution
The fourth proportional to 495,949.23, 684,424.08 and 302,368.14 is: 417,276.66
Step by Step Solution
- Step 1: Write the proportion equation
495,949.23 : 684,424.08 = 302,368.14 : x - Step 2: Convert to fraction form
495,949.23/684,424.08 = 302,368.14/x - Step 3: Cross multiply
495,949.23x = 684,424.08 × 302,368.14 - Step 4: Simplify right side
495,949.23x = 206,948,036,040.81 - Step 5: Solve for x
x = 206,948,036,040.81/495,949.23 - Step 6: Final answer
x = 417,276.66
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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.