Finding the Fourth Proportional to 530,566.76, 732,177.73 and 288,848.84
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Solution
The fourth proportional to 530,566.76, 732,177.73 and 288,848.84 is: 398,609.00
Step by Step Solution
- Step 1: Write the proportion equation
530,566.76 : 732,177.73 = 288,848.84 : x - Step 2: Convert to fraction form
530,566.76/732,177.73 = 288,848.84/x - Step 3: Cross multiply
530,566.76x = 732,177.73 × 288,848.84 - Step 4: Simplify right side
530,566.76x = 211,488,684,684.51 - Step 5: Solve for x
x = 211,488,684,684.51/530,566.76 - Step 6: Final answer
x = 398,609.00
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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.