Finding the Fourth Proportional to 847,334.74, 1,271,000.99 and 216,248.54
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Solution
The fourth proportional to 847,334.74, 1,271,000.99 and 216,248.54 is: 324,372.52
Step by Step Solution
- Step 1: Write the proportion equation
847,334.74 : 1,271,000.99 = 216,248.54 : x - Step 2: Convert to fraction form
847,334.74/1,271,000.99 = 216,248.54/x - Step 3: Cross multiply
847,334.74x = 1,271,000.99 × 216,248.54 - Step 4: Simplify right side
847,334.74x = 274,852,108,426.06 - Step 5: Solve for x
x = 274,852,108,426.06/847,334.74 - Step 6: Final answer
x = 324,372.52
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1.5x scale
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.