Finding the Fourth Proportional to 735,859.58, 1,103,576.12 and 286,480.28
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Solution
The fourth proportional to 735,859.58, 1,103,576.12 and 286,480.28 is: 429,637.39
Step by Step Solution
- Step 1: Write the proportion equation
735,859.58 : 1,103,576.12 = 286,480.28 : x - Step 2: Convert to fraction form
735,859.58/1,103,576.12 = 286,480.28/x - Step 3: Cross multiply
735,859.58x = 1,103,576.12 × 286,480.28 - Step 4: Simplify right side
735,859.58x = 316,152,788,908.63 - Step 5: Solve for x
x = 316,152,788,908.63/735,859.58 - Step 6: Final answer
x = 429,637.39
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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.