Finding the Fourth Proportional to 875,282.02, 1,207,985.30 and 507,840.10
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Solution
The fourth proportional to 875,282.02, 1,207,985.30 and 507,840.10 is: 700,875.10
Step by Step Solution
- Step 1: Write the proportion equation
875,282.02 : 1,207,985.30 = 507,840.10 : x - Step 2: Convert to fraction form
875,282.02/1,207,985.30 = 507,840.10/x - Step 3: Cross multiply
875,282.02x = 1,207,985.30 × 507,840.10 - Step 4: Simplify right side
875,282.02x = 613,463,371,895.77 - Step 5: Solve for x
x = 613,463,371,895.77/875,282.02 - Step 6: Final answer
x = 700,875.10
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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.