Finding the Fourth Proportional to 830,652.05, 1,246,017.65 and 403,679.18
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Solution
The fourth proportional to 830,652.05, 1,246,017.65 and 403,679.18 is: 605,538.00
Step by Step Solution
- Step 1: Write the proportion equation
830,652.05 : 1,246,017.65 = 403,679.18 : x - Step 2: Convert to fraction form
830,652.05/1,246,017.65 = 403,679.18/x - Step 3: Cross multiply
830,652.05x = 1,246,017.65 × 403,679.18 - Step 4: Simplify right side
830,652.05x = 502,991,384,314.18 - Step 5: Solve for x
x = 502,991,384,314.18/830,652.05 - Step 6: Final answer
x = 605,538.00
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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.