Finding the Fourth Proportional to 993,358.60, 1,370,794.35 and 563,629.48
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Solution
The fourth proportional to 993,358.60, 1,370,794.35 and 563,629.48 is: 777,785.69
Step by Step Solution
- Step 1: Write the proportion equation
993,358.60 : 1,370,794.35 = 563,629.48 : x - Step 2: Convert to fraction form
993,358.60/1,370,794.35 = 563,629.48/x - Step 3: Cross multiply
993,358.60x = 1,370,794.35 × 563,629.48 - Step 4: Simplify right side
993,358.60x = 772,620,106,677.44 - Step 5: Solve for x
x = 772,620,106,677.44/993,358.60 - Step 6: Final answer
x = 777,785.69
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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.