Finding the Fourth Proportional to 573,101.70, 859,652.55 and 307,381.20
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Solution
The fourth proportional to 573,101.70, 859,652.55 and 307,381.20 is: 461,071.80
Step by Step Solution
- Step 1: Write the proportion equation
573,101.70 : 859,652.55 = 307,381.20 : x - Step 2: Convert to fraction form
573,101.70/859,652.55 = 307,381.20/x - Step 3: Cross multiply
573,101.70x = 859,652.55 × 307,381.20 - Step 4: Simplify right side
573,101.70x = 264,241,032,402.06 - Step 5: Solve for x
x = 264,241,032,402.06/573,101.70 - Step 6: Final answer
x = 461,071.80
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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.