Finding the Fourth Proportional to 953,301.71, 1,315,236.28 and 539,782.08
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Solution
The fourth proportional to 953,301.71, 1,315,236.28 and 539,782.08 is: 744,718.03
Step by Step Solution
- Step 1: Write the proportion equation
953,301.71 : 1,315,236.28 = 539,782.08 : x - Step 2: Convert to fraction form
953,301.71/1,315,236.28 = 539,782.08/x - Step 3: Cross multiply
953,301.71x = 1,315,236.28 × 539,782.08 - Step 4: Simplify right side
953,301.71x = 709,940,966,984.23 - Step 5: Solve for x
x = 709,940,966,984.23/953,301.71 - Step 6: Final answer
x = 744,718.03
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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.