Finding the Fourth Proportional to 368,497.49, 552,746.21 and 102,258.09
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Solution
The fourth proportional to 368,497.49, 552,746.21 and 102,258.09 is: 153,387.13
Step by Step Solution
- Step 1: Write the proportion equation
368,497.49 : 552,746.21 = 102,258.09 : x - Step 2: Convert to fraction form
368,497.49/552,746.21 = 102,258.09/x - Step 3: Cross multiply
368,497.49x = 552,746.21 × 102,258.09 - Step 4: Simplify right side
368,497.49x = 56,522,771,178.05 - Step 5: Solve for x
x = 56,522,771,178.05/368,497.49 - Step 6: Final answer
x = 153,387.13
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.