Finding the Fourth Proportional to 368,952.92, 553,374.12 and 102,686.12
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Solution
The fourth proportional to 368,952.92, 553,374.12 and 102,686.12 is: 154,013.80
Step by Step Solution
- Step 1: Write the proportion equation
368,952.92 : 553,374.12 = 102,686.12 : x - Step 2: Convert to fraction form
368,952.92/553,374.12 = 102,686.12/x - Step 3: Cross multiply
368,952.92x = 553,374.12 × 102,686.12 - Step 4: Simplify right side
368,952.92x = 56,823,841,291.21 - Step 5: Solve for x
x = 56,823,841,291.21/368,952.92 - Step 6: Final answer
x = 154,013.80
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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.