Finding the Fourth Proportional to 497,281.01, 745,708.95 and 189,331.02
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Solution
The fourth proportional to 497,281.01, 745,708.95 and 189,331.02 is: 283,915.60
Step by Step Solution
- Step 1: Write the proportion equation
497,281.01 : 745,708.95 = 189,331.02 : x - Step 2: Convert to fraction form
497,281.01/745,708.95 = 189,331.02/x - Step 3: Cross multiply
497,281.01x = 745,708.95 × 189,331.02 - Step 4: Simplify right side
497,281.01x = 141,185,836,126.63 - Step 5: Solve for x
x = 141,185,836,126.63/497,281.01 - Step 6: Final answer
x = 283,915.60
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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.