Finding the Fourth Proportional to 746,789.13, 1,030,648.92 and 456,570.99
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Solution
The fourth proportional to 746,789.13, 1,030,648.92 and 456,570.99 is: 630,116.83
Step by Step Solution
- Step 1: Write the proportion equation
746,789.13 : 1,030,648.92 = 456,570.99 : x - Step 2: Convert to fraction form
746,789.13/1,030,648.92 = 456,570.99/x - Step 3: Cross multiply
746,789.13x = 1,030,648.92 × 456,570.99 - Step 4: Simplify right side
746,789.13x = 470,564,397,746.83 - Step 5: Solve for x
x = 470,564,397,746.83/746,789.13 - Step 6: Final answer
x = 630,116.83
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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.