Home / 662,041.75-913,632.20-360,235.75

Finding the Fourth Proportional to 662,041.75, 913,632.20 and 360,235.75

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Solution

The fourth proportional to 662,041.75, 913,632.20 and 360,235.75 is: 497,133.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,041.75 : 913,632.20 = 360,235.75 : x
  2. Step 2: Convert to fraction form
    662,041.75/913,632.20 = 360,235.75/x
  3. Step 3: Cross multiply
    662,041.75x = 913,632.20 × 360,235.75
  4. Step 4: Simplify right side
    662,041.75x = 329,122,980,791.15
  5. Step 5: Solve for x
    x = 329,122,980,791.15/662,041.75
  6. Step 6: Final answer
    x = 497,133.27

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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.