Finding the Fourth Proportional to 808,599.68, 1,115,875.34 and 446,038.82
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Solution
The fourth proportional to 808,599.68, 1,115,875.34 and 446,038.82 is: 615,537.86
Step by Step Solution
- Step 1: Write the proportion equation
808,599.68 : 1,115,875.34 = 446,038.82 : x - Step 2: Convert to fraction form
808,599.68/1,115,875.34 = 446,038.82/x - Step 3: Cross multiply
808,599.68x = 1,115,875.34 × 446,038.82 - Step 4: Simplify right side
808,599.68x = 497,723,712,111.13 - Step 5: Solve for x
x = 497,723,712,111.13/808,599.68 - Step 6: Final answer
x = 615,537.86
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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.