Finding the Fourth Proportional to 463,908.96, 696,029.28 and 286,209.12
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Solution
The fourth proportional to 463,908.96, 696,029.28 and 286,209.12 is: 429,416.00
Step by Step Solution
- Step 1: Write the proportion equation
463,908.96 : 696,029.28 = 286,209.12 : x - Step 2: Convert to fraction form
463,908.96/696,029.28 = 286,209.12/x - Step 3: Cross multiply
463,908.96x = 696,029.28 × 286,209.12 - Step 4: Simplify right side
463,908.96x = 199,209,927,723.03 - Step 5: Solve for x
x = 199,209,927,723.03/463,908.96 - Step 6: Final answer
x = 429,416.00
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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.