Finding the Fourth Proportional to 431,164.08, 595,024.84 and 240,177.60
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Solution
The fourth proportional to 431,164.08, 595,024.84 and 240,177.60 is: 331,455.34
Step by Step Solution
- Step 1: Write the proportion equation
431,164.08 : 595,024.84 = 240,177.60 : x - Step 2: Convert to fraction form
431,164.08/595,024.84 = 240,177.60/x - Step 3: Cross multiply
431,164.08x = 595,024.84 × 240,177.60 - Step 4: Simplify right side
431,164.08x = 142,911,638,011.58 - Step 5: Solve for x
x = 142,911,638,011.58/431,164.08 - Step 6: Final answer
x = 331,455.34
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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.