Finding the Fourth Proportional to 709,088.94, 1,063,642.67 and 235,774.31
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Solution
The fourth proportional to 709,088.94, 1,063,642.67 and 235,774.31 is: 353,664.53
Step by Step Solution
- Step 1: Write the proportion equation
709,088.94 : 1,063,642.67 = 235,774.31 : x - Step 2: Convert to fraction form
709,088.94/1,063,642.67 = 235,774.31/x - Step 3: Cross multiply
709,088.94x = 1,063,642.67 × 235,774.31 - Step 4: Simplify right side
709,088.94x = 250,779,610,108.72 - Step 5: Solve for x
x = 250,779,610,108.72/709,088.94 - Step 6: Final answer
x = 353,664.53
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.