Finding the Fourth Proportional to 534,312.93, 801,511.02 and 155,239.80
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Solution
The fourth proportional to 534,312.93, 801,511.02 and 155,239.80 is: 232,871.79
Step by Step Solution
- Step 1: Write the proportion equation
534,312.93 : 801,511.02 = 155,239.80 : x - Step 2: Convert to fraction form
534,312.93/801,511.02 = 155,239.80/x - Step 3: Cross multiply
534,312.93x = 801,511.02 × 155,239.80 - Step 4: Simplify right side
534,312.93x = 124,426,410,442.60 - Step 5: Solve for x
x = 124,426,410,442.60/534,312.93 - Step 6: Final answer
x = 232,871.79
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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.