Finding the Fourth Proportional to 997,357.34, 1,496,246.21 and 323,386.11
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Solution
The fourth proportional to 997,357.34, 1,496,246.21 and 323,386.11 is: 485,147.32
Step by Step Solution
- Step 1: Write the proportion equation
997,357.34 : 1,496,246.21 = 323,386.11 : x - Step 2: Convert to fraction form
997,357.34/1,496,246.21 = 323,386.11/x - Step 3: Cross multiply
997,357.34x = 1,496,246.21 × 323,386.11 - Step 4: Simplify right side
997,357.34x = 483,865,241,454.14 - Step 5: Solve for x
x = 483,865,241,454.14/997,357.34 - Step 6: Final answer
x = 485,147.32
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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.