Finding the Fourth Proportional to 361,345.02, 498,890.14 and 232,341.44
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Solution
The fourth proportional to 361,345.02, 498,890.14 and 232,341.44 is: 320,781.65
Step by Step Solution
- Step 1: Write the proportion equation
361,345.02 : 498,890.14 = 232,341.44 : x - Step 2: Convert to fraction form
361,345.02/498,890.14 = 232,341.44/x - Step 3: Cross multiply
361,345.02x = 498,890.14 × 232,341.44 - Step 4: Simplify right side
361,345.02x = 115,912,853,529.40 - Step 5: Solve for x
x = 115,912,853,529.40/361,345.02 - Step 6: Final answer
x = 320,781.65
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.