Finding the Fourth Proportional to 875,270.08, 1,312,904.04 and 314,305.12
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Solution
The fourth proportional to 875,270.08, 1,312,904.04 and 314,305.12 is: 471,457.29
Step by Step Solution
- Step 1: Write the proportion equation
875,270.08 : 1,312,904.04 = 314,305.12 : x - Step 2: Convert to fraction form
875,270.08/1,312,904.04 = 314,305.12/x - Step 3: Cross multiply
875,270.08x = 1,312,904.04 × 314,305.12 - Step 4: Simplify right side
875,270.08x = 412,652,461,840.69 - Step 5: Solve for x
x = 412,652,461,840.69/875,270.08 - Step 6: Final answer
x = 471,457.29
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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.