Finding the Fourth Proportional to 877,705.08, 1,211,226 and 475,297.08
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Solution
The fourth proportional to 877,705.08, 1,211,226 and 475,297.08 is: 655,906.17
Step by Step Solution
- Step 1: Write the proportion equation
877,705.08 : 1,211,226 = 475,297.08 : x - Step 2: Convert to fraction form
877,705.08/1,211,226 = 475,297.08/x - Step 3: Cross multiply
877,705.08x = 1,211,226 × 475,297.08 - Step 4: Simplify right side
877,705.08x = 575,692,181,020.08 - Step 5: Solve for x
x = 575,692,181,020.08/877,705.08 - Step 6: Final answer
x = 655,906.17
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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.