Finding the Fourth Proportional to 453,521.48, 625,865.40 and 249,595.88
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Solution
The fourth proportional to 453,521.48, 625,865.40 and 249,595.88 is: 344,445.48
Step by Step Solution
- Step 1: Write the proportion equation
453,521.48 : 625,865.40 = 249,595.88 : x - Step 2: Convert to fraction form
453,521.48/625,865.40 = 249,595.88/x - Step 3: Cross multiply
453,521.48x = 625,865.40 × 249,595.88 - Step 4: Simplify right side
453,521.48x = 156,213,425,274.55 - Step 5: Solve for x
x = 156,213,425,274.55/453,521.48 - Step 6: Final answer
x = 344,445.48
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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.