Finding the Fourth Proportional to 888,602.70, 1,332,904.05 and 711,455.70
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Solution
The fourth proportional to 888,602.70, 1,332,904.05 and 711,455.70 is: 1,067,183.55
Step by Step Solution
- Step 1: Write the proportion equation
888,602.70 : 1,332,904.05 = 711,455.70 : x - Step 2: Convert to fraction form
888,602.70/1,332,904.05 = 711,455.70/x - Step 3: Cross multiply
888,602.70x = 1,332,904.05 × 711,455.70 - Step 4: Simplify right side
888,602.70x = 948,302,183,925.59 - Step 5: Solve for x
x = 948,302,183,925.59/888,602.70 - Step 6: Final answer
x = 1,067,183.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.