Finding the Fourth Proportional to 783,395.88, 1,175,618.70 and 503,109.96
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Solution
The fourth proportional to 783,395.88, 1,175,618.70 and 503,109.96 is: 755,002.03
Step by Step Solution
- Step 1: Write the proportion equation
783,395.88 : 1,175,618.70 = 503,109.96 : x - Step 2: Convert to fraction form
783,395.88/1,175,618.70 = 503,109.96/x - Step 3: Cross multiply
783,395.88x = 1,175,618.70 × 503,109.96 - Step 4: Simplify right side
783,395.88x = 591,465,477,132.25 - Step 5: Solve for x
x = 591,465,477,132.25/783,395.88 - Step 6: Final answer
x = 755,002.03
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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.