Finding the Fourth Proportional to 368,340.99, 552,456.80 and 102,073.74
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Solution
The fourth proportional to 368,340.99, 552,456.80 and 102,073.74 is: 153,095.45
Step by Step Solution
- Step 1: Write the proportion equation
368,340.99 : 552,456.80 = 102,073.74 : x - Step 2: Convert to fraction form
368,340.99/552,456.80 = 102,073.74/x - Step 3: Cross multiply
368,340.99x = 552,456.80 × 102,073.74 - Step 4: Simplify right side
368,340.99x = 56,391,331,254.06 - Step 5: Solve for x
x = 56,391,331,254.06/368,340.99 - Step 6: Final answer
x = 153,095.45
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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.