Finding the Fourth Proportional to 701,455.47, 967,926.28 and 395,513.63
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Solution
The fourth proportional to 701,455.47, 967,926.28 and 395,513.63 is: 545,762.43
Step by Step Solution
- Step 1: Write the proportion equation
701,455.47 : 967,926.28 = 395,513.63 : x - Step 2: Convert to fraction form
701,455.47/967,926.28 = 395,513.63/x - Step 3: Cross multiply
701,455.47x = 967,926.28 × 395,513.63 - Step 4: Simplify right side
701,455.47x = 382,828,041,675.06 - Step 5: Solve for x
x = 382,828,041,675.06/701,455.47 - Step 6: Final answer
x = 545,762.43
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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.