Finding the Fourth Proportional to 473,070.36, 709,918.94 and 259,987.08
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Solution
The fourth proportional to 473,070.36, 709,918.94 and 259,987.08 is: 390,152.86
Step by Step Solution
- Step 1: Write the proportion equation
473,070.36 : 709,918.94 = 259,987.08 : x - Step 2: Convert to fraction form
473,070.36/709,918.94 = 259,987.08/x - Step 3: Cross multiply
473,070.36x = 709,918.94 × 259,987.08 - Step 4: Simplify right side
473,070.36x = 184,569,752,247.30 - Step 5: Solve for x
x = 184,569,752,247.30/473,070.36 - Step 6: Final answer
x = 390,152.86
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.