Finding the Fourth Proportional to 829,226.68, 1,242,330.99 and 575,972.08
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Solution
The fourth proportional to 829,226.68, 1,242,330.99 and 575,972.08 is: 862,909.96
Step by Step Solution
- Step 1: Write the proportion equation
829,226.68 : 1,242,330.99 = 575,972.08 : x - Step 2: Convert to fraction form
829,226.68/1,242,330.99 = 575,972.08/x - Step 3: Cross multiply
829,226.68x = 1,242,330.99 × 575,972.08 - Step 4: Simplify right side
829,226.68x = 715,547,964,358.76 - Step 5: Solve for x
x = 715,547,964,358.76/829,226.68 - Step 6: Final answer
x = 862,909.96
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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.