Finding the Fourth Proportional to 558,949.26, 838,437.65 and 203,963.19
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Solution
The fourth proportional to 558,949.26, 838,437.65 and 203,963.19 is: 305,949.81
Step by Step Solution
- Step 1: Write the proportion equation
558,949.26 : 838,437.65 = 203,963.19 : x - Step 2: Convert to fraction form
558,949.26/838,437.65 = 203,963.19/x - Step 3: Cross multiply
558,949.26x = 838,437.65 × 203,963.19 - Step 4: Simplify right side
558,949.26x = 171,010,417,710.10 - Step 5: Solve for x
x = 171,010,417,710.10/558,949.26 - Step 6: Final answer
x = 305,949.81
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.