Finding the Fourth Proportional to 964,931.76, 1,330,733.88 and 602,389.08
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Solution
The fourth proportional to 964,931.76, 1,330,733.88 and 602,389.08 is: 830,752.59
Step by Step Solution
- Step 1: Write the proportion equation
964,931.76 : 1,330,733.88 = 602,389.08 : x - Step 2: Convert to fraction form
964,931.76/1,330,733.88 = 602,389.08/x - Step 3: Cross multiply
964,931.76x = 1,330,733.88 × 602,389.08 - Step 4: Simplify right side
964,931.76x = 801,619,557,698.03 - Step 5: Solve for x
x = 801,619,557,698.03/964,931.76 - Step 6: Final answer
x = 830,752.59
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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.