Finding the Fourth Proportional to 610,571.42, 842,575.98 and 338,595.44
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Solution
The fourth proportional to 610,571.42, 842,575.98 and 338,595.44 is: 467,254.73
Step by Step Solution
- Step 1: Write the proportion equation
610,571.42 : 842,575.98 = 338,595.44 : x - Step 2: Convert to fraction form
610,571.42/842,575.98 = 338,595.44/x - Step 3: Cross multiply
610,571.42x = 842,575.98 × 338,595.44 - Step 4: Simplify right side
610,571.42x = 285,292,384,681.53 - Step 5: Solve for x
x = 285,292,384,681.53/610,571.42 - Step 6: Final answer
x = 467,254.73
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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.