Finding the Fourth Proportional to 472,703.02, 652,332.18 and 257,847.70
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Solution
The fourth proportional to 472,703.02, 652,332.18 and 257,847.70 is: 355,830.92
Step by Step Solution
- Step 1: Write the proportion equation
472,703.02 : 652,332.18 = 257,847.70 : x - Step 2: Convert to fraction form
472,703.02/652,332.18 = 257,847.70/x - Step 3: Cross multiply
472,703.02x = 652,332.18 × 257,847.70 - Step 4: Simplify right side
472,703.02x = 168,202,352,248.99 - Step 5: Solve for x
x = 168,202,352,248.99/472,703.02 - Step 6: Final answer
x = 355,830.92
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.