Finding the Fourth Proportional to 367,486.08, 507,044.16 and 208,510.08
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Solution
The fourth proportional to 367,486.08, 507,044.16 and 208,510.08 is: 287,694.76
Step by Step Solution
- Step 1: Write the proportion equation
367,486.08 : 507,044.16 = 208,510.08 : x - Step 2: Convert to fraction form
367,486.08/507,044.16 = 208,510.08/x - Step 3: Cross multiply
367,486.08x = 507,044.16 × 208,510.08 - Step 4: Simplify right side
367,486.08x = 105,723,818,365.13 - Step 5: Solve for x
x = 105,723,818,365.13/367,486.08 - Step 6: Final answer
x = 287,694.76
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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.