Finding the Fourth Proportional to 649,258.18, 973,887.28 and 175,943.52
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Solution
The fourth proportional to 649,258.18, 973,887.28 and 175,943.52 is: 263,915.28
Step by Step Solution
- Step 1: Write the proportion equation
649,258.18 : 973,887.28 = 175,943.52 : x - Step 2: Convert to fraction form
649,258.18/973,887.28 = 175,943.52/x - Step 3: Cross multiply
649,258.18x = 973,887.28 × 175,943.52 - Step 4: Simplify right side
649,258.18x = 171,349,155,686.57 - Step 5: Solve for x
x = 171,349,155,686.57/649,258.18 - Step 6: Final answer
x = 263,915.28
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.