Finding the Fourth Proportional to 897,494.68, 1,346,491.12 and 498,415.71
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Solution
The fourth proportional to 897,494.68, 1,346,491.12 and 498,415.71 is: 747,761.89
Step by Step Solution
- Step 1: Write the proportion equation
897,494.68 : 1,346,491.12 = 498,415.71 : x - Step 2: Convert to fraction form
897,494.68/1,346,491.12 = 498,415.71/x - Step 3: Cross multiply
897,494.68x = 1,346,491.12 × 498,415.71 - Step 4: Simplify right side
897,494.68x = 671,112,319,208.08 - Step 5: Solve for x
x = 671,112,319,208.08/897,494.68 - Step 6: Final answer
x = 747,761.89
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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.