Finding the Fourth Proportional to 654,889.64, 903,746.36 and 368,409.96
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Solution
The fourth proportional to 654,889.64, 903,746.36 and 368,409.96 is: 508,404.99
Step by Step Solution
- Step 1: Write the proportion equation
654,889.64 : 903,746.36 = 368,409.96 : x - Step 2: Convert to fraction form
654,889.64/903,746.36 = 368,409.96/x - Step 3: Cross multiply
654,889.64x = 903,746.36 × 368,409.96 - Step 4: Simplify right side
654,889.64x = 332,949,160,337.75 - Step 5: Solve for x
x = 332,949,160,337.75/654,889.64 - Step 6: Final answer
x = 508,404.99
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.