Finding the Fourth Proportional to 499,790.18, 689,726.28 and 273,435.68
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Solution
The fourth proportional to 499,790.18, 689,726.28 and 273,435.68 is: 377,349.90
Step by Step Solution
- Step 1: Write the proportion equation
499,790.18 : 689,726.28 = 273,435.68 : x - Step 2: Convert to fraction form
499,790.18/689,726.28 = 273,435.68/x - Step 3: Cross multiply
499,790.18x = 689,726.28 × 273,435.68 - Step 4: Simplify right side
499,790.18x = 188,595,774,385.67 - Step 5: Solve for x
x = 188,595,774,385.67/499,790.18 - Step 6: Final answer
x = 377,349.90
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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.