Finding the Fourth Proportional to 517,484.73, 714,128.84 and 288,037.08
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Solution
The fourth proportional to 517,484.73, 714,128.84 and 288,037.08 is: 397,491.12
Step by Step Solution
- Step 1: Write the proportion equation
517,484.73 : 714,128.84 = 288,037.08 : x - Step 2: Convert to fraction form
517,484.73/714,128.84 = 288,037.08/x - Step 3: Cross multiply
517,484.73x = 714,128.84 × 288,037.08 - Step 4: Simplify right side
517,484.73x = 205,695,584,377.20 - Step 5: Solve for x
x = 205,695,584,377.20/517,484.73 - Step 6: Final answer
x = 397,491.12
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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.