Finding the Fourth Proportional to 302,642.06, 417,637.49 and 173,602.06
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Solution
The fourth proportional to 302,642.06, 417,637.49 and 173,602.06 is: 239,565.93
Step by Step Solution
- Step 1: Write the proportion equation
302,642.06 : 417,637.49 = 173,602.06 : x - Step 2: Convert to fraction form
302,642.06/417,637.49 = 173,602.06/x - Step 3: Cross multiply
302,642.06x = 417,637.49 × 173,602.06 - Step 4: Simplify right side
302,642.06x = 72,502,726,685.13 - Step 5: Solve for x
x = 72,502,726,685.13/302,642.06 - Step 6: Final answer
x = 239,565.93
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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.