Finding the Fourth Proportional to 723,001.68, 1,084,799.99 and 317,985.48
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Solution
The fourth proportional to 723,001.68, 1,084,799.99 and 317,985.48 is: 477,109.05
Step by Step Solution
- Step 1: Write the proportion equation
723,001.68 : 1,084,799.99 = 317,985.48 : x - Step 2: Convert to fraction form
723,001.68/1,084,799.99 = 317,985.48/x - Step 3: Cross multiply
723,001.68x = 1,084,799.99 × 317,985.48 - Step 4: Simplify right side
723,001.68x = 344,950,646,319.11 - Step 5: Solve for x
x = 344,950,646,319.11/723,001.68 - Step 6: Final answer
x = 477,109.05
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.