Finding the Fourth Proportional to 922,258.08, 1,272,718.41 and 514,386.33
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Solution
The fourth proportional to 922,258.08, 1,272,718.41 and 514,386.33 is: 709,854.40
Step by Step Solution
- Step 1: Write the proportion equation
922,258.08 : 1,272,718.41 = 514,386.33 : x - Step 2: Convert to fraction form
922,258.08/1,272,718.41 = 514,386.33/x - Step 3: Cross multiply
922,258.08x = 1,272,718.41 × 514,386.33 - Step 4: Simplify right side
922,258.08x = 654,668,952,043.34 - Step 5: Solve for x
x = 654,668,952,043.34/922,258.08 - Step 6: Final answer
x = 709,854.40
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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.