Finding the Fourth Proportional to 473,765.12, 710,647.68 and 236,869.28
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Solution
The fourth proportional to 473,765.12, 710,647.68 and 236,869.28 is: 355,303.92
Step by Step Solution
- Step 1: Write the proportion equation
473,765.12 : 710,647.68 = 236,869.28 : x - Step 2: Convert to fraction form
473,765.12/710,647.68 = 236,869.28/x - Step 3: Cross multiply
473,765.12x = 710,647.68 × 236,869.28 - Step 4: Simplify right side
473,765.12x = 168,330,604,295.27 - Step 5: Solve for x
x = 168,330,604,295.27/473,765.12 - Step 6: Final answer
x = 355,303.92
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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.