Finding the Fourth Proportional to 609,656.11, 915,051.58 and 310,360.76
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Solution
The fourth proportional to 609,656.11, 915,051.58 and 310,360.76 is: 465,829.99
Step by Step Solution
- Step 1: Write the proportion equation
609,656.11 : 915,051.58 = 310,360.76 : x - Step 2: Convert to fraction form
609,656.11/915,051.58 = 310,360.76/x - Step 3: Cross multiply
609,656.11x = 915,051.58 × 310,360.76 - Step 4: Simplify right side
609,656.11x = 283,996,103,634.06 - Step 5: Solve for x
x = 283,996,103,634.06/609,656.11 - Step 6: Final answer
x = 465,829.99
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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.