Finding the Fourth Proportional to 316,496.04, 474,415.98 and 197,895.06
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Solution
The fourth proportional to 316,496.04, 474,415.98 and 197,895.06 is: 296,637.45
Step by Step Solution
- Step 1: Write the proportion equation
316,496.04 : 474,415.98 = 197,895.06 : x - Step 2: Convert to fraction form
316,496.04/474,415.98 = 197,895.06/x - Step 3: Cross multiply
316,496.04x = 474,415.98 × 197,895.06 - Step 4: Simplify right side
316,496.04x = 93,884,578,827.06 - Step 5: Solve for x
x = 93,884,578,827.06/316,496.04 - Step 6: Final answer
x = 296,637.45
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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.