Home / 293,501.20-439,733.40-260,323.60

Finding the Fourth Proportional to 293,501.20, 439,733.40 and 260,323.60

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Solution

The fourth proportional to 293,501.20, 439,733.40 and 260,323.60 is: 390,025.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,501.20 : 439,733.40 = 260,323.60 : x
  2. Step 2: Convert to fraction form
    293,501.20/439,733.40 = 260,323.60/x
  3. Step 3: Cross multiply
    293,501.20x = 439,733.40 × 260,323.60
  4. Step 4: Simplify right side
    293,501.20x = 114,472,981,728.24
  5. Step 5: Solve for x
    x = 114,472,981,728.24/293,501.20
  6. Step 6: Final answer
    x = 390,025.60

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1.5x scale

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.