Finding the Fourth Proportional to 974,284.98, 1,344,420.92 and 544,555.28
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Solution
The fourth proportional to 974,284.98, 1,344,420.92 and 544,555.28 is: 751,434.67
Step by Step Solution
- Step 1: Write the proportion equation
974,284.98 : 1,344,420.92 = 544,555.28 : x - Step 2: Convert to fraction form
974,284.98/1,344,420.92 = 544,555.28/x - Step 3: Cross multiply
974,284.98x = 1,344,420.92 × 544,555.28 - Step 4: Simplify right side
974,284.98x = 732,111,510,528.46 - Step 5: Solve for x
x = 732,111,510,528.46/974,284.98 - Step 6: Final answer
x = 751,434.67
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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.