Finding the Fourth Proportional to 368,695.17, 508,800.42 and 207,552.69
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Solution
The fourth proportional to 368,695.17, 508,800.42 and 207,552.69 is: 286,423.32
Step by Step Solution
- Step 1: Write the proportion equation
368,695.17 : 508,800.42 = 207,552.69 : x - Step 2: Convert to fraction form
368,695.17/508,800.42 = 207,552.69/x - Step 3: Cross multiply
368,695.17x = 508,800.42 × 207,552.69 - Step 4: Simplify right side
368,695.17x = 105,602,895,844.13 - Step 5: Solve for x
x = 105,602,895,844.13/368,695.17 - Step 6: Final answer
x = 286,423.32
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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.