Finding the Fourth Proportional to 817,217.36, 1,225,562.08 and 297,818.52
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Solution
The fourth proportional to 817,217.36, 1,225,562.08 and 297,818.52 is: 446,631.59
Step by Step Solution
- Step 1: Write the proportion equation
817,217.36 : 1,225,562.08 = 297,818.52 : x - Step 2: Convert to fraction form
817,217.36/1,225,562.08 = 297,818.52/x - Step 3: Cross multiply
817,217.36x = 1,225,562.08 × 297,818.52 - Step 4: Simplify right side
817,217.36x = 364,995,084,833.72 - Step 5: Solve for x
x = 364,995,084,833.72/817,217.36 - Step 6: Final answer
x = 446,631.59
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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.