Finding the Fourth Proportional to 943,298.48, 1,415,120.02 and 437,789.84
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Solution
The fourth proportional to 943,298.48, 1,415,120.02 and 437,789.84 is: 656,764.71
Step by Step Solution
- Step 1: Write the proportion equation
943,298.48 : 1,415,120.02 = 437,789.84 : x - Step 2: Convert to fraction form
943,298.48/1,415,120.02 = 437,789.84/x - Step 3: Cross multiply
943,298.48x = 1,415,120.02 × 437,789.84 - Step 4: Simplify right side
943,298.48x = 619,525,158,966.52 - Step 5: Solve for x
x = 619,525,158,966.52/943,298.48 - Step 6: Final answer
x = 656,764.71
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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.