Finding the Fourth Proportional to 336,934.56, 465,461.58 and 291,533.70
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Solution
The fourth proportional to 336,934.56, 465,461.58 and 291,533.70 is: 402,742.11
Step by Step Solution
- Step 1: Write the proportion equation
336,934.56 : 465,461.58 = 291,533.70 : x - Step 2: Convert to fraction form
336,934.56/465,461.58 = 291,533.70/x - Step 3: Cross multiply
336,934.56x = 465,461.58 × 291,533.70 - Step 4: Simplify right side
336,934.56x = 135,697,736,625.25 - Step 5: Solve for x
x = 135,697,736,625.25/336,934.56 - Step 6: Final answer
x = 402,742.11
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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.