Finding the Fourth Proportional to 750,438.16, 1,125,773.87 and 251,918.80
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Solution
The fourth proportional to 750,438.16, 1,125,773.87 and 251,918.80 is: 377,917.35
Step by Step Solution
- Step 1: Write the proportion equation
750,438.16 : 1,125,773.87 = 251,918.80 : x - Step 2: Convert to fraction form
750,438.16/1,125,773.87 = 251,918.80/x - Step 3: Cross multiply
750,438.16x = 1,125,773.87 × 251,918.80 - Step 4: Simplify right side
750,438.16x = 283,603,602,401.76 - Step 5: Solve for x
x = 283,603,602,401.76/750,438.16 - Step 6: Final answer
x = 377,917.35
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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.