Finding the Fourth Proportional to 431,074.64, 594,901.48 and 240,088.08
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Solution
The fourth proportional to 431,074.64, 594,901.48 and 240,088.08 is: 331,331.84
Step by Step Solution
- Step 1: Write the proportion equation
431,074.64 : 594,901.48 = 240,088.08 : x - Step 2: Convert to fraction form
431,074.64/594,901.48 = 240,088.08/x - Step 3: Cross multiply
431,074.64x = 594,901.48 × 240,088.08 - Step 4: Simplify right side
431,074.64x = 142,828,754,122.36 - Step 5: Solve for x
x = 142,828,754,122.36/431,074.64 - Step 6: Final answer
x = 331,331.84
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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.