Finding the Fourth Proportional to 688,198.10, 1,032,296.67 and 214,924.02
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Solution
The fourth proportional to 688,198.10, 1,032,296.67 and 214,924.02 is: 322,385.88
Step by Step Solution
- Step 1: Write the proportion equation
688,198.10 : 1,032,296.67 = 214,924.02 : x - Step 2: Convert to fraction form
688,198.10/1,032,296.67 = 214,924.02/x - Step 3: Cross multiply
688,198.10x = 1,032,296.67 × 214,924.02 - Step 4: Simplify right side
688,198.10x = 221,865,350,149.01 - Step 5: Solve for x
x = 221,865,350,149.01/688,198.10 - Step 6: Final answer
x = 322,385.88
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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.