Finding the Fourth Proportional to 750,875.35, 1,036,233.84 and 411,343.60
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Solution
The fourth proportional to 750,875.35, 1,036,233.84 and 411,343.60 is: 567,668.33
Step by Step Solution
- Step 1: Write the proportion equation
750,875.35 : 1,036,233.84 = 411,343.60 : x - Step 2: Convert to fraction form
750,875.35/1,036,233.84 = 411,343.60/x - Step 3: Cross multiply
750,875.35x = 1,036,233.84 × 411,343.60 - Step 4: Simplify right side
750,875.35x = 426,248,158,187.42 - Step 5: Solve for x
x = 426,248,158,187.42/750,875.35 - Step 6: Final answer
x = 567,668.33
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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.