Finding the Fourth Proportional to 947,037.44, 1,307,341.92 and 603,344.71
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Solution
The fourth proportional to 947,037.44, 1,307,341.92 and 603,344.71 is: 832,889.81
Step by Step Solution
- Step 1: Write the proportion equation
947,037.44 : 1,307,341.92 = 603,344.71 : x - Step 2: Convert to fraction form
947,037.44/1,307,341.92 = 603,344.71/x - Step 3: Cross multiply
947,037.44x = 1,307,341.92 × 603,344.71 - Step 4: Simplify right side
947,037.44x = 788,777,831,593.24 - Step 5: Solve for x
x = 788,777,831,593.24/947,037.44 - Step 6: Final answer
x = 832,889.81
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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.