Finding the Fourth Proportional to 965,701.70, 1,448,552.55 and 716,869.70
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Solution
The fourth proportional to 965,701.70, 1,448,552.55 and 716,869.70 is: 1,075,304.55
Step by Step Solution
- Step 1: Write the proportion equation
965,701.70 : 1,448,552.55 = 716,869.70 : x - Step 2: Convert to fraction form
965,701.70/1,448,552.55 = 716,869.70/x - Step 3: Cross multiply
965,701.70x = 1,448,552.55 × 716,869.70 - Step 4: Simplify right side
965,701.70x = 1,038,423,431,952.74 - Step 5: Solve for x
x = 1,038,423,431,952.74/965,701.70 - Step 6: Final answer
x = 1,075,304.55
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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.