Finding the Fourth Proportional to 671,261.16, 1,006,891.74 and 630,203.88
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Solution
The fourth proportional to 671,261.16, 1,006,891.74 and 630,203.88 is: 945,305.82
Step by Step Solution
- Step 1: Write the proportion equation
671,261.16 : 1,006,891.74 = 630,203.88 : x - Step 2: Convert to fraction form
671,261.16/1,006,891.74 = 630,203.88/x - Step 3: Cross multiply
671,261.16x = 1,006,891.74 × 630,203.88 - Step 4: Simplify right side
671,261.16x = 634,547,081,287.95 - Step 5: Solve for x
x = 634,547,081,287.95/671,261.16 - Step 6: Final answer
x = 945,305.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.