Finding the Fourth Proportional to 910,476.18, 1,255,746.65 and 583,820.19
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Solution
The fourth proportional to 910,476.18, 1,255,746.65 and 583,820.19 is: 805,216.28
Step by Step Solution
- Step 1: Write the proportion equation
910,476.18 : 1,255,746.65 = 583,820.19 : x - Step 2: Convert to fraction form
910,476.18/1,255,746.65 = 583,820.19/x - Step 3: Cross multiply
910,476.18x = 1,255,746.65 × 583,820.19 - Step 4: Simplify right side
910,476.18x = 733,130,244,875.76 - Step 5: Solve for x
x = 733,130,244,875.76/910,476.18 - Step 6: Final answer
x = 805,216.28
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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.