Home / 662,436.80-914,166.24-360,632.96

Finding the Fourth Proportional to 662,436.80, 914,166.24 and 360,632.96

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Solution

The fourth proportional to 662,436.80, 914,166.24 and 360,632.96 is: 497,675.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,436.80 : 914,166.24 = 360,632.96 : x
  2. Step 2: Convert to fraction form
    662,436.80/914,166.24 = 360,632.96/x
  3. Step 3: Cross multiply
    662,436.80x = 914,166.24 × 360,632.96
  4. Step 4: Simplify right side
    662,436.80x = 329,678,477,063.27
  5. Step 5: Solve for x
    x = 329,678,477,063.27/662,436.80
  6. Step 6: Final answer
    x = 497,675.37

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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.