Finding the Fourth Proportional to 246,490.08, 340,156.28 and 133,312.82
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Solution
The fourth proportional to 246,490.08, 340,156.28 and 133,312.82 is: 183,971.68
Step by Step Solution
- Step 1: Write the proportion equation
246,490.08 : 340,156.28 = 133,312.82 : x - Step 2: Convert to fraction form
246,490.08/340,156.28 = 133,312.82/x - Step 3: Cross multiply
246,490.08x = 340,156.28 × 133,312.82 - Step 4: Simplify right side
246,490.08x = 45,347,192,927.51 - Step 5: Solve for x
x = 45,347,192,927.51/246,490.08 - Step 6: Final answer
x = 183,971.68
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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.