Finding the Fourth Proportional to 756,695.07, 1,044,246.47 and 417,175.47
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Solution
The fourth proportional to 756,695.07, 1,044,246.47 and 417,175.47 is: 575,706.16
Step by Step Solution
- Step 1: Write the proportion equation
756,695.07 : 1,044,246.47 = 417,175.47 : x - Step 2: Convert to fraction form
756,695.07/1,044,246.47 = 417,175.47/x - Step 3: Cross multiply
756,695.07x = 1,044,246.47 × 417,175.47 - Step 4: Simplify right side
756,695.07x = 435,634,009,832.21 - Step 5: Solve for x
x = 435,634,009,832.21/756,695.07 - Step 6: Final answer
x = 575,706.16
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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.