Finding the Fourth Proportional to 910,345.96, 1,256,276.64 and 507,937.96
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Solution
The fourth proportional to 910,345.96, 1,256,276.64 and 507,937.96 is: 700,953.95
Step by Step Solution
- Step 1: Write the proportion equation
910,345.96 : 1,256,276.64 = 507,937.96 : x - Step 2: Convert to fraction form
910,345.96/1,256,276.64 = 507,937.96/x - Step 3: Cross multiply
910,345.96x = 1,256,276.64 × 507,937.96 - Step 4: Simplify right side
910,345.96x = 638,110,593,717.25 - Step 5: Solve for x
x = 638,110,593,717.25/910,345.96 - Step 6: Final answer
x = 700,953.95
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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.