Finding the Fourth Proportional to 887,199.30, 1,329,848.70 and 633,711.06
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Solution
The fourth proportional to 887,199.30, 1,329,848.70 and 633,711.06 is: 949,887.84
Step by Step Solution
- Step 1: Write the proportion equation
887,199.30 : 1,329,848.70 = 633,711.06 : x - Step 2: Convert to fraction form
887,199.30/1,329,848.70 = 633,711.06/x - Step 3: Cross multiply
887,199.30x = 1,329,848.70 × 633,711.06 - Step 4: Simplify right side
887,199.30x = 842,739,829,316.62 - Step 5: Solve for x
x = 842,739,829,316.62/887,199.30 - Step 6: Final answer
x = 949,887.84
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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.