Finding the Fourth Proportional to 515,522.13, 773,848.91 and 409,587.02
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Solution
The fourth proportional to 515,522.13, 773,848.91 and 409,587.02 is: 614,830.00
Step by Step Solution
- Step 1: Write the proportion equation
515,522.13 : 773,848.91 = 409,587.02 : x - Step 2: Convert to fraction form
515,522.13/773,848.91 = 409,587.02/x - Step 3: Cross multiply
515,522.13x = 773,848.91 × 409,587.02 - Step 4: Simplify right side
515,522.13x = 316,958,468,977.15 - Step 5: Solve for x
x = 316,958,468,977.15/515,522.13 - Step 6: Final answer
x = 614,830.00
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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.