Finding the Fourth Proportional to 536,365.35, 740,181.40 and 291,348.15
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Solution
The fourth proportional to 536,365.35, 740,181.40 and 291,348.15 is: 402,058.94
Step by Step Solution
- Step 1: Write the proportion equation
536,365.35 : 740,181.40 = 291,348.15 : x - Step 2: Convert to fraction form
536,365.35/740,181.40 = 291,348.15/x - Step 3: Cross multiply
536,365.35x = 740,181.40 × 291,348.15 - Step 4: Simplify right side
536,365.35x = 215,650,481,554.41 - Step 5: Solve for x
x = 215,650,481,554.41/536,365.35 - Step 6: Final answer
x = 402,058.94
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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.