Finding the Fourth Proportional to 607,842.19, 910,948.27 and 473,068.99
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Solution
The fourth proportional to 607,842.19, 910,948.27 and 473,068.99 is: 708,969.18
Step by Step Solution
- Step 1: Write the proportion equation
607,842.19 : 910,948.27 = 473,068.99 : x - Step 2: Convert to fraction form
607,842.19/910,948.27 = 473,068.99/x - Step 3: Cross multiply
607,842.19x = 910,948.27 × 473,068.99 - Step 4: Simplify right side
607,842.19x = 430,941,378,031.15 - Step 5: Solve for x
x = 430,941,378,031.15/607,842.19 - Step 6: Final answer
x = 708,969.18
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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.