Finding the Fourth Proportional to 968,400.08, 1,336,339.05 and 532,809.17
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Solution
The fourth proportional to 968,400.08, 1,336,339.05 and 532,809.17 is: 735,247.46
Step by Step Solution
- Step 1: Write the proportion equation
968,400.08 : 1,336,339.05 = 532,809.17 : x - Step 2: Convert to fraction form
968,400.08/1,336,339.05 = 532,809.17/x - Step 3: Cross multiply
968,400.08x = 1,336,339.05 × 532,809.17 - Step 4: Simplify right side
968,400.08x = 712,013,700,069.09 - Step 5: Solve for x
x = 712,013,700,069.09/968,400.08 - Step 6: Final answer
x = 735,247.46
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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.