Finding the Fourth Proportional to 832,316.99, 1,148,474.25 and 505,460.03
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Solution
The fourth proportional to 832,316.99, 1,148,474.25 and 505,460.03 is: 697,460.02
Step by Step Solution
- Step 1: Write the proportion equation
832,316.99 : 1,148,474.25 = 505,460.03 : x - Step 2: Convert to fraction form
832,316.99/1,148,474.25 = 505,460.03/x - Step 3: Cross multiply
832,316.99x = 1,148,474.25 × 505,460.03 - Step 4: Simplify right side
832,316.99x = 580,507,823,116.86 - Step 5: Solve for x
x = 580,507,823,116.86/832,316.99 - Step 6: Final answer
x = 697,460.02
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.