Finding the Fourth Proportional to 368,385.02, 508,366.24 and 207,240.02
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Solution
The fourth proportional to 368,385.02, 508,366.24 and 207,240.02 is: 285,988.37
Step by Step Solution
- Step 1: Write the proportion equation
368,385.02 : 508,366.24 = 207,240.02 : x - Step 2: Convert to fraction form
368,385.02/508,366.24 = 207,240.02/x - Step 3: Cross multiply
368,385.02x = 508,366.24 × 207,240.02 - Step 4: Simplify right side
368,385.02x = 105,353,829,744.93 - Step 5: Solve for x
x = 105,353,829,744.93/368,385.02 - Step 6: Final answer
x = 285,988.37
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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.