Finding the Fourth Proportional to 906,276.50, 1,250,635.12 and 498,377.91
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Solution
The fourth proportional to 906,276.50, 1,250,635.12 and 498,377.91 is: 687,746.97
Step by Step Solution
- Step 1: Write the proportion equation
906,276.50 : 1,250,635.12 = 498,377.91 : x - Step 2: Convert to fraction form
906,276.50/1,250,635.12 = 498,377.91/x - Step 3: Cross multiply
906,276.50x = 1,250,635.12 × 498,377.91 - Step 4: Simplify right side
906,276.50x = 623,288,917,278.20 - Step 5: Solve for x
x = 623,288,917,278.20/906,276.50 - Step 6: Final answer
x = 687,746.97
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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.