Finding the Fourth Proportional to 579,612.04, 869,421.06 and 263,848.12
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Solution
The fourth proportional to 579,612.04, 869,421.06 and 263,848.12 is: 395,773.55
Step by Step Solution
- Step 1: Write the proportion equation
579,612.04 : 869,421.06 = 263,848.12 : x - Step 2: Convert to fraction form
579,612.04/869,421.06 = 263,848.12/x - Step 3: Cross multiply
579,612.04x = 869,421.06 × 263,848.12 - Step 4: Simplify right side
579,612.04x = 229,395,112,169.41 - Step 5: Solve for x
x = 229,395,112,169.41/579,612.04 - Step 6: Final answer
x = 395,773.55
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1.5x scale
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.