Finding the Fourth Proportional to 470,987.68, 706,274.16 and 249,319.84
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Solution
The fourth proportional to 470,987.68, 706,274.16 and 249,319.84 is: 373,869.99
Step by Step Solution
- Step 1: Write the proportion equation
470,987.68 : 706,274.16 = 249,319.84 : x - Step 2: Convert to fraction form
470,987.68/706,274.16 = 249,319.84/x - Step 3: Cross multiply
470,987.68x = 706,274.16 × 249,319.84 - Step 4: Simplify right side
470,987.68x = 176,088,160,567.33 - Step 5: Solve for x
x = 176,088,160,567.33/470,987.68 - Step 6: Final answer
x = 373,869.99
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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.