Finding the Fourth Proportional to 615,328.09, 923,089.73 and 260,344.75
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Solution
The fourth proportional to 615,328.09, 923,089.73 and 260,344.75 is: 390,558.42
Step by Step Solution
- Step 1: Write the proportion equation
615,328.09 : 923,089.73 = 260,344.75 : x - Step 2: Convert to fraction form
615,328.09/923,089.73 = 260,344.75/x - Step 3: Cross multiply
615,328.09x = 923,089.73 × 260,344.75 - Step 4: Simplify right side
615,328.09x = 240,321,564,984.42 - Step 5: Solve for x
x = 240,321,564,984.42/615,328.09 - Step 6: Final answer
x = 390,558.42
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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.