Finding the Fourth Proportional to 815,258.04, 1,222,507.55 and 302,565.99
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Solution
The fourth proportional to 815,258.04, 1,222,507.55 and 302,565.99 is: 453,708.14
Step by Step Solution
- Step 1: Write the proportion equation
815,258.04 : 1,222,507.55 = 302,565.99 : x - Step 2: Convert to fraction form
815,258.04/1,222,507.55 = 302,565.99/x - Step 3: Cross multiply
815,258.04x = 1,222,507.55 × 302,565.99 - Step 4: Simplify right side
815,258.04x = 369,889,204,848.37 - Step 5: Solve for x
x = 369,889,204,848.37/815,258.04 - Step 6: Final answer
x = 453,708.14
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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.