Finding the Fourth Proportional to 755,211.16, 1,132,652.40 and 249,652.70
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Solution
The fourth proportional to 755,211.16, 1,132,652.40 and 249,652.70 is: 374,424.72
Step by Step Solution
- Step 1: Write the proportion equation
755,211.16 : 1,132,652.40 = 249,652.70 : x - Step 2: Convert to fraction form
755,211.16/1,132,652.40 = 249,652.70/x - Step 3: Cross multiply
755,211.16x = 1,132,652.40 × 249,652.70 - Step 4: Simplify right side
755,211.16x = 282,769,729,821.48 - Step 5: Solve for x
x = 282,769,729,821.48/755,211.16 - Step 6: Final answer
x = 374,424.72
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.