Finding the Fourth Proportional to 596,395.98, 822,964.93 and 354,631.84
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Solution
The fourth proportional to 596,395.98, 822,964.93 and 354,631.84 is: 489,355.35
Step by Step Solution
- Step 1: Write the proportion equation
596,395.98 : 822,964.93 = 354,631.84 : x - Step 2: Convert to fraction form
596,395.98/822,964.93 = 354,631.84/x - Step 3: Cross multiply
596,395.98x = 822,964.93 × 354,631.84 - Step 4: Simplify right side
596,395.98x = 291,849,564,437.38 - Step 5: Solve for x
x = 291,849,564,437.38/596,395.98 - Step 6: Final answer
x = 489,355.35
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.