Finding the Fourth Proportional to 931,497.98, 1,285,603.35 and 523,633.41
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Solution
The fourth proportional to 931,497.98, 1,285,603.35 and 523,633.41 is: 722,690.64
Step by Step Solution
- Step 1: Write the proportion equation
931,497.98 : 1,285,603.35 = 523,633.41 : x - Step 2: Convert to fraction form
931,497.98/1,285,603.35 = 523,633.41/x - Step 3: Cross multiply
931,497.98x = 1,285,603.35 × 523,633.41 - Step 4: Simplify right side
931,497.98x = 673,184,864,104.30 - Step 5: Solve for x
x = 673,184,864,104.30/931,497.98 - Step 6: Final answer
x = 722,690.64
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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.