Finding the Fourth Proportional to 752,611.08, 1,038,603.83 and 408,446.92
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Solution
The fourth proportional to 752,611.08, 1,038,603.83 and 408,446.92 is: 563,657.04
Step by Step Solution
- Step 1: Write the proportion equation
752,611.08 : 1,038,603.83 = 408,446.92 : x - Step 2: Convert to fraction form
752,611.08/1,038,603.83 = 408,446.92/x - Step 3: Cross multiply
752,611.08x = 1,038,603.83 × 408,446.92 - Step 4: Simplify right side
752,611.08x = 424,214,533,888.31 - Step 5: Solve for x
x = 424,214,533,888.31/752,611.08 - Step 6: Final answer
x = 563,657.04
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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.