Finding the Fourth Proportional to 905,646.26, 1,249,271.41 and 565,524.02
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Solution
The fourth proportional to 905,646.26, 1,249,271.41 and 565,524.02 is: 780,098.17
Step by Step Solution
- Step 1: Write the proportion equation
905,646.26 : 1,249,271.41 = 565,524.02 : x - Step 2: Convert to fraction form
905,646.26/1,249,271.41 = 565,524.02/x - Step 3: Cross multiply
905,646.26x = 1,249,271.41 × 565,524.02 - Step 4: Simplify right side
905,646.26x = 706,492,989,854.27 - Step 5: Solve for x
x = 706,492,989,854.27/905,646.26 - Step 6: Final answer
x = 780,098.17
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.