Finding the Fourth Proportional to 740,934.48, 1,110,220.74 and 474,475.80
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Solution
The fourth proportional to 740,934.48, 1,110,220.74 and 474,475.80 is: 710,957.43
Step by Step Solution
- Step 1: Write the proportion equation
740,934.48 : 1,110,220.74 = 474,475.80 : x - Step 2: Convert to fraction form
740,934.48/1,110,220.74 = 474,475.80/x - Step 3: Cross multiply
740,934.48x = 1,110,220.74 × 474,475.80 - Step 4: Simplify right side
740,934.48x = 526,772,873,788.09 - Step 5: Solve for x
x = 526,772,873,788.09/740,934.48 - Step 6: Final answer
x = 710,957.43
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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.