Finding the Fourth Proportional to 473,306.28, 708,296.99 and 407,540.76
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Solution
The fourth proportional to 473,306.28, 708,296.99 and 407,540.76 is: 609,879.70
Step by Step Solution
- Step 1: Write the proportion equation
473,306.28 : 708,296.99 = 407,540.76 : x - Step 2: Convert to fraction form
473,306.28/708,296.99 = 407,540.76/x - Step 3: Cross multiply
473,306.28x = 708,296.99 × 407,540.76 - Step 4: Simplify right side
473,306.28x = 288,659,888,031.12 - Step 5: Solve for x
x = 288,659,888,031.12/473,306.28 - Step 6: Final answer
x = 609,879.70
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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.