Finding the Fourth Proportional to 779,904.60, 1,167,888.60 and 512,215.80
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Solution
The fourth proportional to 779,904.60, 1,167,888.60 and 512,215.80 is: 767,030.99
Step by Step Solution
- Step 1: Write the proportion equation
779,904.60 : 1,167,888.60 = 512,215.80 : x - Step 2: Convert to fraction form
779,904.60/1,167,888.60 = 512,215.80/x - Step 3: Cross multiply
779,904.60x = 1,167,888.60 × 512,215.80 - Step 4: Simplify right side
779,904.60x = 598,210,993,559.88 - Step 5: Solve for x
x = 598,210,993,559.88/779,904.60 - Step 6: Final answer
x = 767,030.99
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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.