Finding the Fourth Proportional to 353,894.84, 488,699.43 and 224,875.84
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Solution
The fourth proportional to 353,894.84, 488,699.43 and 224,875.84 is: 310,534.88
Step by Step Solution
- Step 1: Write the proportion equation
353,894.84 : 488,699.43 = 224,875.84 : x - Step 2: Convert to fraction form
353,894.84/488,699.43 = 224,875.84/x - Step 3: Cross multiply
353,894.84x = 488,699.43 × 224,875.84 - Step 4: Simplify right side
353,894.84x = 109,896,692,385.27 - Step 5: Solve for x
x = 109,896,692,385.27/353,894.84 - Step 6: Final answer
x = 310,534.88
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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.