Finding the Fourth Proportional to 751,373.74, 1,037,002.09 and 464,986.09
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Solution
The fourth proportional to 751,373.74, 1,037,002.09 and 464,986.09 is: 641,746.61
Step by Step Solution
- Step 1: Write the proportion equation
751,373.74 : 1,037,002.09 = 464,986.09 : x - Step 2: Convert to fraction form
751,373.74/1,037,002.09 = 464,986.09/x - Step 3: Cross multiply
751,373.74x = 1,037,002.09 × 464,986.09 - Step 4: Simplify right side
751,373.74x = 482,191,547,150.93 - Step 5: Solve for x
x = 482,191,547,150.93/751,373.74 - Step 6: Final answer
x = 641,746.61
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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.