Finding the Fourth Proportional to 910,417.08, 1,256,502.06 and 508,035
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Solution
The fourth proportional to 910,417.08, 1,256,502.06 and 508,035 is: 701,158.88
Step by Step Solution
- Step 1: Write the proportion equation
910,417.08 : 1,256,502.06 = 508,035 : x - Step 2: Convert to fraction form
910,417.08/1,256,502.06 = 508,035/x - Step 3: Cross multiply
910,417.08x = 1,256,502.06 × 508,035 - Step 4: Simplify right side
910,417.08x = 638,347,024,052.10 - Step 5: Solve for x
x = 638,347,024,052.10/910,417.08 - Step 6: Final answer
x = 701,158.88
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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.