Finding the Fourth Proportional to 1,009,324.32, 1,513,992.12 and 299,357.68
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Solution
The fourth proportional to 1,009,324.32, 1,513,992.12 and 299,357.68 is: 449,038.19
Step by Step Solution
- Step 1: Write the proportion equation
1,009,324.32 : 1,513,992.12 = 299,357.68 : x - Step 2: Convert to fraction form
1,009,324.32/1,513,992.12 = 299,357.68/x - Step 3: Cross multiply
1,009,324.32x = 1,513,992.12 × 299,357.68 - Step 4: Simplify right side
1,009,324.32x = 453,225,168,581.48 - Step 5: Solve for x
x = 453,225,168,581.48/1,009,324.32 - Step 6: Final answer
x = 449,038.19
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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.