Finding the Fourth Proportional to 837,646.84, 1,256,454.06 and 238,611.88
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Solution
The fourth proportional to 837,646.84, 1,256,454.06 and 238,611.88 is: 357,913.21
Step by Step Solution
- Step 1: Write the proportion equation
837,646.84 : 1,256,454.06 = 238,611.88 : x - Step 2: Convert to fraction form
837,646.84/1,256,454.06 = 238,611.88/x - Step 3: Cross multiply
837,646.84x = 1,256,454.06 × 238,611.88 - Step 4: Simplify right side
837,646.84x = 299,804,865,390.23 - Step 5: Solve for x
x = 299,804,865,390.23/837,646.84 - Step 6: Final answer
x = 357,913.21
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.