Finding the Fourth Proportional to 484,458.24, 668,671.01 and 375,346.68
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Solution
The fourth proportional to 484,458.24, 668,671.01 and 375,346.68 is: 518,070.34
Step by Step Solution
- Step 1: Write the proportion equation
484,458.24 : 668,671.01 = 375,346.68 : x - Step 2: Convert to fraction form
484,458.24/668,671.01 = 375,346.68/x - Step 3: Cross multiply
484,458.24x = 668,671.01 × 375,346.68 - Step 4: Simplify right side
484,458.24x = 250,983,443,615.75 - Step 5: Solve for x
x = 250,983,443,615.75/484,458.24 - Step 6: Final answer
x = 518,070.34
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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.