Finding the Fourth Proportional to 425,299.21, 586,914.36 and 234,312.14
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Solution
The fourth proportional to 425,299.21, 586,914.36 and 234,312.14 is: 323,351.55
Step by Step Solution
- Step 1: Write the proportion equation
425,299.21 : 586,914.36 = 234,312.14 : x - Step 2: Convert to fraction form
425,299.21/586,914.36 = 234,312.14/x - Step 3: Cross multiply
425,299.21x = 586,914.36 × 234,312.14 - Step 4: Simplify right side
425,299.21x = 137,521,159,688.33 - Step 5: Solve for x
x = 137,521,159,688.33/425,299.21 - Step 6: Final answer
x = 323,351.55
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.