Finding the Fourth Proportional to 664,463.70, 996,695.55 and 594,479.70
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Solution
The fourth proportional to 664,463.70, 996,695.55 and 594,479.70 is: 891,719.55
Step by Step Solution
- Step 1: Write the proportion equation
664,463.70 : 996,695.55 = 594,479.70 : x - Step 2: Convert to fraction form
664,463.70/996,695.55 = 594,479.70/x - Step 3: Cross multiply
664,463.70x = 996,695.55 × 594,479.70 - Step 4: Simplify right side
664,463.70x = 592,515,271,555.34 - Step 5: Solve for x
x = 592,515,271,555.34/664,463.70 - Step 6: Final answer
x = 891,719.55
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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.