Finding the Fourth Proportional to 615,740.04, 849,735.68 and 343,798.74
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Solution
The fourth proportional to 615,740.04, 849,735.68 and 343,798.74 is: 474,450.32
Step by Step Solution
- Step 1: Write the proportion equation
615,740.04 : 849,735.68 = 343,798.74 : x - Step 2: Convert to fraction form
615,740.04/849,735.68 = 343,798.74/x - Step 3: Cross multiply
615,740.04x = 849,735.68 × 343,798.74 - Step 4: Simplify right side
615,740.04x = 292,138,056,117.04 - Step 5: Solve for x
x = 292,138,056,117.04/615,740.04 - Step 6: Final answer
x = 474,450.32
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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.