Finding the Fourth Proportional to 895,060.21, 1,235,209.26 and 487,188.36
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Solution
The fourth proportional to 895,060.21, 1,235,209.26 and 487,188.36 is: 672,334.18
Step by Step Solution
- Step 1: Write the proportion equation
895,060.21 : 1,235,209.26 = 487,188.36 : x - Step 2: Convert to fraction form
895,060.21/1,235,209.26 = 487,188.36/x - Step 3: Cross multiply
895,060.21x = 1,235,209.26 × 487,188.36 - Step 4: Simplify right side
895,060.21x = 601,779,573,636.21 - Step 5: Solve for x
x = 601,779,573,636.21/895,060.21 - Step 6: Final answer
x = 672,334.18
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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.