Finding the Fourth Proportional to 473,699.28, 653,684.36 and 258,829.20
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Solution
The fourth proportional to 473,699.28, 653,684.36 and 258,829.20 is: 357,173.01
Step by Step Solution
- Step 1: Write the proportion equation
473,699.28 : 653,684.36 = 258,829.20 : x - Step 2: Convert to fraction form
473,699.28/653,684.36 = 258,829.20/x - Step 3: Cross multiply
473,699.28x = 653,684.36 × 258,829.20 - Step 4: Simplify right side
473,699.28x = 169,192,599,951.31 - Step 5: Solve for x
x = 169,192,599,951.31/473,699.28 - Step 6: Final answer
x = 357,173.01
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.