Finding the Fourth Proportional to 234,593.16, 323,924.91 and 216,681.63
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Solution
The fourth proportional to 234,593.16, 323,924.91 and 216,681.63 is: 299,192.77
Step by Step Solution
- Step 1: Write the proportion equation
234,593.16 : 323,924.91 = 216,681.63 : x - Step 2: Convert to fraction form
234,593.16/323,924.91 = 216,681.63/x - Step 3: Cross multiply
234,593.16x = 323,924.91 × 216,681.63 - Step 4: Simplify right side
234,593.16x = 70,188,577,496.40 - Step 5: Solve for x
x = 70,188,577,496.40/234,593.16 - Step 6: Final answer
x = 299,192.77
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1.5x scale
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.