Finding the Fourth Proportional to 493,700,892.84, 740,674,687.68 and 348,418,045.44
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Solution
The fourth proportional to 493,700,892.84, 740,674,687.68 and 348,418,045.44 is: 522,714,118.47
Step by Step Solution
- Step 1: Write the proportion equation
493,700,892.84 : 740,674,687.68 = 348,418,045.44 : x - Step 2: Convert to fraction form
493,700,892.84/740,674,687.68 = 348,418,045.44/x - Step 3: Cross multiply
493,700,892.84x = 740,674,687.68 × 348,418,045.44 - Step 4: Simplify right side
493,700,892.84x = 258,064,426,988,348,032 - Step 5: Solve for x
x = 258,064,426,988,348,032/493,700,892.84 - Step 6: Final answer
x = 522,714,118.47
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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.