Finding the Fourth Proportional to 995,407.80, 1,373,603.58 and 565,628.28
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Solution
The fourth proportional to 995,407.80, 1,373,603.58 and 565,628.28 is: 780,533.40
Step by Step Solution
- Step 1: Write the proportion equation
995,407.80 : 1,373,603.58 = 565,628.28 : x - Step 2: Convert to fraction form
995,407.80/1,373,603.58 = 565,628.28/x - Step 3: Cross multiply
995,407.80x = 1,373,603.58 × 565,628.28 - Step 4: Simplify right side
995,407.80x = 776,949,030,357.24 - Step 5: Solve for x
x = 776,949,030,357.24/995,407.80 - Step 6: Final answer
x = 780,533.40
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.