Finding the Fourth Proportional to 458,461.63, 632,776.08 and 349,848.19
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Solution
The fourth proportional to 458,461.63, 632,776.08 and 349,848.19 is: 482,866.07
Step by Step Solution
- Step 1: Write the proportion equation
458,461.63 : 632,776.08 = 349,848.19 : x - Step 2: Convert to fraction form
458,461.63/632,776.08 = 349,848.19/x - Step 3: Cross multiply
458,461.63x = 632,776.08 × 349,848.19 - Step 4: Simplify right side
458,461.63x = 221,375,566,263.30 - Step 5: Solve for x
x = 221,375,566,263.30/458,461.63 - Step 6: Final answer
x = 482,866.07
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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.