Finding the Fourth Proportional to 249,135.80, 348,002.80 and 249,135.80
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Solution
The fourth proportional to 249,135.80, 348,002.80 and 249,135.80 is: 348,002.80
Step by Step Solution
- Step 1: Write the proportion equation
249,135.80 : 348,002.80 = 249,135.80 : x - Step 2: Convert to fraction form
249,135.80/348,002.80 = 249,135.80/x - Step 3: Cross multiply
249,135.80x = 348,002.80 × 249,135.80 - Step 4: Simplify right side
249,135.80x = 86,699,955,980.24 - Step 5: Solve for x
x = 86,699,955,980.24/249,135.80 - Step 6: Final answer
x = 348,002.80
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.