Finding the Fourth Proportional to 473,378.75, 653,267.87 and 258,525.14
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Solution
The fourth proportional to 473,378.75, 653,267.87 and 258,525.14 is: 356,767.52
Step by Step Solution
- Step 1: Write the proportion equation
473,378.75 : 653,267.87 = 258,525.14 : x - Step 2: Convert to fraction form
473,378.75/653,267.87 = 258,525.14/x - Step 3: Cross multiply
473,378.75x = 653,267.87 × 258,525.14 - Step 4: Simplify right side
473,378.75x = 168,886,162,990.29 - Step 5: Solve for x
x = 168,886,162,990.29/473,378.75 - Step 6: Final answer
x = 356,767.52
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.