Finding the Fourth Proportional to 883,808.61, 1,326,294.08 and 484,729.50
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Solution
The fourth proportional to 883,808.61, 1,326,294.08 and 484,729.50 is: 727,412.99
Step by Step Solution
- Step 1: Write the proportion equation
883,808.61 : 1,326,294.08 = 484,729.50 : x - Step 2: Convert to fraction form
883,808.61/1,326,294.08 = 484,729.50/x - Step 3: Cross multiply
883,808.61x = 1,326,294.08 × 484,729.50 - Step 4: Simplify right side
883,808.61x = 642,893,866,251.36 - Step 5: Solve for x
x = 642,893,866,251.36/883,808.61 - Step 6: Final answer
x = 727,412.99
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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.