Finding the Fourth Proportional to 507,407.16, 700,191.84 and 277,918.68
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Solution
The fourth proportional to 507,407.16, 700,191.84 and 277,918.68 is: 383,511.32
Step by Step Solution
- Step 1: Write the proportion equation
507,407.16 : 700,191.84 = 277,918.68 : x - Step 2: Convert to fraction form
507,407.16/700,191.84 = 277,918.68/x - Step 3: Cross multiply
507,407.16x = 700,191.84 × 277,918.68 - Step 4: Simplify right side
507,407.16x = 194,596,391,919.57 - Step 5: Solve for x
x = 194,596,391,919.57/507,407.16 - Step 6: Final answer
x = 383,511.32
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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.