Finding the Fourth Proportional to 888,000.24, 1,225,585.05 and 660,071.10
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Solution
The fourth proportional to 888,000.24, 1,225,585.05 and 660,071.10 is: 911,005.69
Step by Step Solution
- Step 1: Write the proportion equation
888,000.24 : 1,225,585.05 = 660,071.10 : x - Step 2: Convert to fraction form
888,000.24/1,225,585.05 = 660,071.10/x - Step 3: Cross multiply
888,000.24x = 1,225,585.05 × 660,071.10 - Step 4: Simplify right side
888,000.24x = 808,973,272,097.06 - Step 5: Solve for x
x = 808,973,272,097.06/888,000.24 - Step 6: Final answer
x = 911,005.69
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1.5x scale
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.