Finding the Fourth Proportional to 877,927.48, 1,315,874.67 and 403,617.40
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Solution
The fourth proportional to 877,927.48, 1,315,874.67 and 403,617.40 is: 604,958.75
Step by Step Solution
- Step 1: Write the proportion equation
877,927.48 : 1,315,874.67 = 403,617.40 : x - Step 2: Convert to fraction form
877,927.48/1,315,874.67 = 403,617.40/x - Step 3: Cross multiply
877,927.48x = 1,315,874.67 × 403,617.40 - Step 4: Simplify right side
877,927.48x = 531,109,913,031.26 - Step 5: Solve for x
x = 531,109,913,031.26/877,927.48 - Step 6: Final answer
x = 604,958.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.