Finding the Fourth Proportional to 266,332.18, 399,484.68 and 97,839.58
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Solution
The fourth proportional to 266,332.18, 399,484.68 and 97,839.58 is: 146,754.38
Step by Step Solution
- Step 1: Write the proportion equation
266,332.18 : 399,484.68 = 97,839.58 : x - Step 2: Convert to fraction form
266,332.18/399,484.68 = 97,839.58/x - Step 3: Cross multiply
266,332.18x = 399,484.68 × 97,839.58 - Step 4: Simplify right side
266,332.18x = 39,085,413,307.63 - Step 5: Solve for x
x = 39,085,413,307.63/266,332.18 - Step 6: Final answer
x = 146,754.38
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1.5x scale
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.