Finding the Fourth Proportional to 246,612.36, 340,325.04 and 133,435.12
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Solution
The fourth proportional to 246,612.36, 340,325.04 and 133,435.12 is: 184,140.46
Step by Step Solution
- Step 1: Write the proportion equation
246,612.36 : 340,325.04 = 133,435.12 : x - Step 2: Convert to fraction form
246,612.36/340,325.04 = 133,435.12/x - Step 3: Cross multiply
246,612.36x = 340,325.04 × 133,435.12 - Step 4: Simplify right side
246,612.36x = 45,411,312,551.40 - Step 5: Solve for x
x = 45,411,312,551.40/246,612.36 - Step 6: Final answer
x = 184,140.46
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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.