Finding the Fourth Proportional to 968,404.58, 1,336,345.26 and 532,813.68
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Solution
The fourth proportional to 968,404.58, 1,336,345.26 and 532,813.68 is: 735,253.68
Step by Step Solution
- Step 1: Write the proportion equation
968,404.58 : 1,336,345.26 = 532,813.68 : x - Step 2: Convert to fraction form
968,404.58/1,336,345.26 = 532,813.68/x - Step 3: Cross multiply
968,404.58x = 1,336,345.26 × 532,813.68 - Step 4: Simplify right side
968,404.58x = 712,023,035,731.16 - Step 5: Solve for x
x = 712,023,035,731.16/968,404.58 - Step 6: Final answer
x = 735,253.68
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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.