Finding the Fourth Proportional to 462,980.16, 694,494 and 130,582.08
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Solution
The fourth proportional to 462,980.16, 694,494 and 130,582.08 is: 195,879.82
Step by Step Solution
- Step 1: Write the proportion equation
462,980.16 : 694,494 = 130,582.08 : x - Step 2: Convert to fraction form
462,980.16/694,494 = 130,582.08/x - Step 3: Cross multiply
462,980.16x = 694,494 × 130,582.08 - Step 4: Simplify right side
462,980.16x = 90,688,471,067.52 - Step 5: Solve for x
x = 90,688,471,067.52/462,980.16 - Step 6: Final answer
x = 195,879.82
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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.