Finding the Fourth Proportional to 637,929.36, 956,058.84 and 322,215.12
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Solution
The fourth proportional to 637,929.36, 956,058.84 and 322,215.12 is: 482,900.82
Step by Step Solution
- Step 1: Write the proportion equation
637,929.36 : 956,058.84 = 322,215.12 : x - Step 2: Convert to fraction form
637,929.36/956,058.84 = 322,215.12/x - Step 3: Cross multiply
637,929.36x = 956,058.84 × 322,215.12 - Step 4: Simplify right side
637,929.36x = 308,056,613,857.66 - Step 5: Solve for x
x = 308,056,613,857.66/637,929.36 - Step 6: Final answer
x = 482,900.82
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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.