Home / 578,148.27-797,824.58-320,036.48

Finding the Fourth Proportional to 578,148.27, 797,824.58 and 320,036.48

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Solution

The fourth proportional to 578,148.27, 797,824.58 and 320,036.48 is: 441,639.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,148.27 : 797,824.58 = 320,036.48 : x
  2. Step 2: Convert to fraction form
    578,148.27/797,824.58 = 320,036.48/x
  3. Step 3: Cross multiply
    578,148.27x = 797,824.58 × 320,036.48
  4. Step 4: Simplify right side
    578,148.27x = 255,332,964,651.37
  5. Step 5: Solve for x
    x = 255,332,964,651.37/578,148.27
  6. Step 6: Final answer
    x = 441,639.24

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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.